Tag Archives: science

Stunning Science

UNLV life sciences teacher Laurel Raftery and her previous post-doctoral researcher Xiaodong Wu captured this image, magnified 40x with a confocal microscopic lense. It is a portion of a fruit fly ovary that reveals establishing roots that will each make a fruitfly egg. The blue color spots DNA; the huge round blue blobs are nuclei of cells that are making RNA and protein to transfer to the egg, which is primarily unstained. The green and blue areas are the cells that will make the eggshell. There are gaps in the green (blue and red cells) that are mutant cells, which are missing out on a protein called BunA, which controls gene expression; the cells that are missing BunA are disordered and have actually invaded into the location that contains the establishing egg. Raftery’s group’s data recommends that BunA is associated with keeping cells from ending up being intrusive cancer cells.

Exist runs the risk of from previously owned cannabis smoke? Early science states yes

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Elaine Thompson/ AP In this April 20, 2016, file photo, a male smokes a marijuana joint at a celebration commemorating weed in Seattle.

Saturday, March 24, 2018|2 a.m.

. The motivation got here in a haze at a Paul McCartney show a few years back in San Francisco.

” Individuals in front of me began illuminating then other individuals started illuminating,” said Matthew Springer, a biologist and professor in the department of cardiology at the University of California-San Francisco. “And for a few naive split seconds I was believing to myself, ‘Hey, they can’t smoke in AT&T Park! I make sure that’s not permitted.’ And after that I understood that it was all cannabis.”

Recreational pot was illegal yet in the state, but that stopped no one. “Paul McCartney in fact stopped in between numbers and smelled the air and stated, ‘There’s something in the air– need to be San Francisco!'” Springer recalled.

As the noticeable cloud of pot smoke took shape, so did Springer’s idea to study the results of pre-owned marijuana smoke.

He began thinking: San Franciscans would never tolerate those levels of cigarette smoke in a public place any longer. So why were they OK with pot smoke? Did people just presume that cannabis smoke isn’t harmful the way tobacco smoke is?

Springer was currently researching the health effects of secondhand tobacco smoke on rats at his laboratory at UCSF. He decided to run the same tests utilizing joints.

” By the time I left the concert, I was resolved to at least aim to make this happen,” he said.

He knew it would be difficult. Cannabis is still an illegal drug under federal law, and Springer’s research study uses federal funds; so he has to purchase specially approved federal government marijuana for research study. He likewise can’t check it on humans; hence, the rats.

In the lab, Springer puts a cigarette or a joint in a plexiglass box. Then he lights it and lets the chamber fill with smoke, where an anesthetized rat is exposed to the smoke.

So far, Springer and his colleagues have actually published research demonstrating that pre-owned tobacco smoke makes it harder for the rats’ arteries to expand and enable a healthy flow of blood.

With tobacco items, this result lasts about Thirty Minutes, and after that the arteries recover their regular function. But if it occurs over and over, the arterial walls can become completely harmed, and that damage can trigger embolism, heart attack or stroke.

Springer demonstrated that, at least in rats, the very same physiological impact occurs after inhaling previously owned smoke from marijuana. And, the arteries take 90 minutes to recuperate compared with the Thirty Minutes with cigarette smoke.

Springer’s discovery about the impact on capillary explains just one harmful effect for nonsmokers who are exposed to cannabis. Statewide tasting surveys of cannabis items offered in cannabis dispensaries have actually shown that the products may consist of harmful bacteria or mold, or residue from pesticides and solvents. California law requires testing for these contaminants, and those guidelines are being initiated in three stages throughout 2018. Since much of the cannabis being sold now was collected in 2017, consumers will have to wait till early 2019 before they can buy items that have been totally checked inning accordance with state standards.

” Individuals believe marijuana is fine due to the fact that it’s ‘natural,'” Springer stated. “I hear this a lot. I have no idea what it suggests.” He yields that firmly managed marijuana, which has actually been completely checked, would not have as many chemical additives as cigarettes.

But even if the marijuana tests tidy, Springer said, smoke itself is bad for the lungs, heart and capillary. Other researchers are checking out the possible relationship between marijuana smoke and long-term cancer risk.

Certainly, coping with a cigarette smoker is even worse for your health than just going to a smoky auditorium. But, Springer said, the less you inhale any sort of smoke, the much better.

” People should consider this not as an anti-THC conclusion,” he stated, referencing the active ingredient in marijuana, “however an anti-smoke conclusion.”

So is the solution just to prevent smoke from combustion? In other words, is it safer to consume cannabis-infused products, or use “smokeless” e-cigarettes or vaping gadgets?

Springer still advises caution on that score due to the fact that vaping, for instance, can have its own health effects. Vaping devices don’t produce smoke from combustion, but they do release a cloud of aerosolized chemicals. Springer is studying the health impacts of those chemicals, too.

All this research requires time. Meanwhile, Springer frets that people might come to the wrong conclusion– that the absence of research study indicates the previously owned smoke is OK.

” We in the public health community have been telling them for decades to avoid inhaling pre-owned smoke from tobacco,” Springer stated. “We have not been telling them to avoid inhaling previously owned smoke from marijuana, which’s not because it’s not bad for you– it’s since we just haven’t understood. The experiments haven’t been done.”

Antismoking advocates say we can’t afford to wait up until the research is complete. Leisure pot is already a reality. Cynthia Hallett is the president of Americans for Nonsmokers’ Rights, based in Berkeley, Calif. The company was developed in 1976, before there was a lot understood about the health results of pre-owned smoke from tobacco. Now that marijuana is becoming more typical across the nation– more than 20 cities or states have actually legislated it in some type– her company is handling the concern of previously owned cannabis smoke, too. Hallett states some of the arguments being made in assistance of marijuana advise her of the arguments made on behalf of tobacco decades ago.” I’m seeing a parallel in between this argument that,’ Gee, we just do not have a lot of science

and so, therefore, let’s wait and see,'” Hallett stated.” The tobacco companies used to state the same thing about tobacco cigarettes.” In California, smoking marijuana is prohibited anywhere tobacco smoking is restricted– consisting of schools, planes and most workplaces. Hallett is fretted that the legalization of pot might be used to erode those rules. It starts with the property of decriminalization, she stated, and then, with time, there’s” a chipping away at strong policies. “When it concerns cannabis, Hallett said,” it is still respectful for you to state: ‘Would you mind not smoking around me?’ “At Magnolia, a cannabis dispensary in Oakland

, Calif., pot smokers talk about what responsibilities — if any — they should have when it pertains to nearby nonsmokers.” This is the first time that

I have actually heard pre-owned smoke in reference to cannabis,” stated Lee Crow, a patient-services clerk at Magnolia.” I’ve attempted to be polite– simply act of courtesy, like with anything.” The dispensary’s director of medical services, Barbara Blaser, confesses she thinks a lot about secondhand smoke from cigarettes, but not pot.”

Both of my parents died of lung cancer!” she stated .” I will stop a stranger and state,’ You shouldn’t be smoking cigarettes. My dad passed away of that!'” California’s Proposition 64, authorized by state citizens in 2016, requires that some of the state tax earnings fromthe sale of cannabis be dispersed to cannabis scientists. In addition, the state’s Occupational Safety and Health Standards Board is taking a look at workplace threats that are specific to the marijuana market. This story becomes part of a reporting collaboration with NPR, local member stations and Kaiser Health News. Kaiser Health News (KHN) is a national health policy news service. It is an editorially independent program of the Henry J. Kaiser Household Structure which is not associated with Kaiser Permanente.

Barrick Museum Presents Art & & Science of Color Theory Feb. 12

Go To the Marjorie Barrick Museum of Art at 7 p.m. Feb. 12 for an unique look into the art and science of color theory with Julie Oppermann. Learn what it suggests to consider vision as an active procedure in the brain, not just the eye.

Informed by Oppermann’s neuroscience background as well as her active international painting practice, this presentation will discuss everybody from 19th-century French chemist Michel Eugène Chevreul to Op Art’s Bridget Riley as we travel through the history of color theory in Europe and its journey to the U.S.

. This talk will become part of a series of lectures and workshops by artists in our spring 2018 exhibit “Plural.”

Admission Info

This occasion is free and available to the general public.

Recommended voluntary contribution:

$ 5 adults
$ 2 kid and senior

An environment science report that changes minds? Don'' t bet on it

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Tamir Kalifa/ The New York City Times Individuals attempt to get their boat moving through flood waters after Hurricane Harvey in Houston, Aug. 28, 2017. There is little reason to think that yet another clinical report will basically move attitudes on global warming– either amongst policymakers or the general public at large.

Sunday, Nov. 5, 2017|2 a.m.

WASHINGTON– The Trump administration on Friday released a report on climate change from its own scientists that left no doubt about its grim truth and its causes.

So now what?

With every new authoritative clinical study, those worried about worldwide warming express hope that the mounting weight of evidence might finally persuade skeptical political leaders to do something about it.

“Just how much more dire must reports get before this administration comes to terms with that worldwide environment change brought on by human activities is happening now and it positions a growing threat?” stated Sen. Maggie Hassan, D-N.H.

However there is little reason to believe that yet another clinical report will essentially move mindsets on international warming– either amongst policymakers or the public. Researchers have found once again and once again that mindsets about climate change are formed much more exceptionally by political ideology or by comfort with proposed solutions to worldwide warming than they are by the science itself.

White House assistants said President Donald Trump, who spent much of Friday in the air on his method to meetings in Asia, was hardly familiar with the report’s existence.

The most recent environment report, composed by scientists in 13 federal companies as part of a congressionally mandated National Environment Assessment, does not state anything that hasn’t been said in countless reports over the past years. Its significant conclusions are essentially similar to those of a federal assessment released in 2014: Worldwide warming is genuine, brought on by people and its impacts are being felt across the United States, from increased heat waves to greater flooding dangers along the coasts.

Yet that 2014 report did little to sway hesitant Republicans who have actually dismissed environment modification as sketchy science and a liberal hobby horse. Rep. Lamar Smith, R-Texas, a leading critic of climate science in Congress, responded by calling it a “political document,” stressing the lingering uncertainties in the report. He has likewise derided the proficiency of exactly what he calls “so-called self-professed environment scientists.”

Smith’s reaction highlighted an enduring and uneasy dynamic: When scientific studies conflict with ingrained political values, it is all too easy to dismiss the scientists themselves as biased or to migrate towards a various set of authorities, however minimal, who can poke holes in an inconvenient report.

Similarly, few observers expect this brand-new report to affect the Trump administration, which has actually pushed to rescind federal guidelines on the greenhouse gases that lead to global warming and whose officials have actually expressed doubt about the reasons for a warming world.

“I think there are a range of mindsets and beliefs within the administration about causes of and risks related to environment change,” stated Michael McKenna, a Republican energy lobbyist and advisor to the Trump transition. “But two things everyone appears to share are an issue that environment level of sensitivity is overblown and a sturdy hesitation about any and all possible ‘solutions’ that have actually been proposed.”

“I don’t see where this report is going to alter either of those beliefs,” he stated. “Nor do I think it should.”

Researchers who study public mindsets towards climate modification are likewise skeptical that science alone can spur individuals to appreciate the issue.

“If somebody is currently not on board with environment science or is just disengaged and feels like it does not matter, more info about ocean acidification or attribution of severe weather events isn’t going to change their minds,” stated Katharine Hayhoe, a professor of political science at Texas Tech University who contributed to the federal environment report.

But that doesn’t indicate public attitudes about environment change are frozen permanently, incapable of moving, included Hayhoe, who has actually made a habit of reaching out to conservatives and other skeptics of climate change.

One significant detach she has found is that lots of people do not think environment modification will impact them personally. A recent study by the Yale Program on Climate Modification Interaction discovered that most of Americans believe global warming will adversely impact the nation, but only a small minority believed they themselves would suffer.

Hayhoe suggested the 2nd part of the National Environment Evaluation, still in draft form and due out in 2018, might help change those views. That report will check out in brilliant detail the impacts that international warming will have on local neighborhoods, documenting patterns like the sharp increase in tidal flooding that is currently starting to swamp cities like Hampton Roads, Va.

. There is some proof that even policymakers hesitant of human-caused international warming will take notice of worsening local effects and act accordingly. Republican Politician Gov. Scott Walker of Wisconsin, for instance, has mainly disavowed environment science. But in December, his state emergency situation management agency however launched a sweeping strategy to prepare for greater temperature levels and much heavier rains events in the future.

“While there stays some debate about the reason for climate change, there has been a recorded modification in weather patterns over time in Wisconsin,” the report kept in mind, adding later on, “Climate resilience is a state and nationwide concern.”

Hayhoe has likewise discovered that many conservatives are more hesitant about environment science when they believe that the services to global warming appearance suspiciously like a liberal desire list including comprehensive government intervention.

But there are signs those attitudes are gradually moving. Both solar and wind power, which have always been broadly popular, are growing fastest in numerous Republican-leaning states– a pattern that might do much more than limitless scientific reports to break the deadlock around environment politics.

“The place where I often have the tendency to find commonalities is when we can settle on services,” Hayhoe said. “Since if someone supports the growth of clean energy, does it matter why they support it?”

On that score, the Trump administration is less likely to rethink its concerns. Assistance for renewable energy and action on climate change typically oppose other crucial political priorities, such as supporting coal-mining communities and the domestic oil industry.

Nevertheless, some observers question if the new climate science report could at the minimum boost international pressure on the White Home to take climate modification more seriously, particularly after Trump stated he would withdraw the United States from the Paris climate arrangement.

“I don’t believe it’s going to have any impact on the policies of this administration,” stated Paul Bledsoe, a previous Clinton White Home environment modification consultant. “However it highlights how separated the administration’s position on environment modification has actually become worldwide.”

Science supporters rally, show assistance throughout Las Vegas in the world Day

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Ricardo Torres-Cortez Attendees at the Las Vegas’March for Science, which accompanied the 47th annual Earth day Saturday, April 22, 2017.

Saturday, April 22, 2017|8:36 p.m.

. The rowdy and sign-toting crowd at the Arts District Saturday morning for the “March for Science” rally stayed true to its apparently main protest cry: “science not silence!”

Hundreds in presence exhibited that clamor with chants, cheers and jeers. A few participants kicked it up a notch by gyrating their hips to the cheerful tunes of the Phenomenauts, a “science-rock” band.

The rally and numerous occasions across the valley commemorated the 47th annual Earth Day. At the Ikea store in the southwest valley, buyers were treated to instructional workshops on sustainable living, and The Linq provided a style show of outfits made from recycled items.

Rally

At the Arts District, local demonstrators joined protesters worldwide who took to the streets to promote for clinical flexibility without the disturbance from politics and special-interest groups.

And although speakers like Nev. Rep. Jacky Rosen said “science is not political,” the message from guests, and some of the signs they carried, wandered off into the political spectrum. As participant Jacob Simmons, 30, stated: “You need to be engaged. You cannot just sit in the sidelines, because science may not wish to be in politics, but politics will remain in science.”

Some spoke about exactly what they view to be a risk to the sciences with policy positions, such as proposed budget cuts by the U.S. federal government. Signs with messages, such as “Science Trumps Trump,” “Science is Not a Liberal Conspiracy” and “Science is Not Alternative Truths” were visible.

The very best way to voice your concern is by appearing to the voting cubicle, Shawnna Simmons, 31, said. “Exactly what individuals must do is vote. Every election; every primary; every caucus; every single time.”

“It’s truly important to obtain out and actually just reveal everybody that science is very important to all of us, stated David Walker, who teaches the subject at Dawn Mountain High School. “The example that are going on today politically appear to be heading the nation in the incorrect direction in addition to supporting science and thinking in realities versus ‘alt truths. This is actually simply a program of assistance for the concept that truths do matter and science is a big part of our success of our nation and we should not simply overlook it.”

Colleen Ledoux, 43, who carried a sign with a stylized picture of renowned science educator, Bill Nye, said she was worried that it looks like Trump’s administration “does not support” the United States Epa. “A lot of them do not appear to believe in climate change. So we need to back up science with realities, you know?”

Although they communicated grim issues, the guests primarily smiled and took part in harmony. The atmosphere felt jolly.

“It’s fantastic to see the community come out and support this. I wish we were more individuals here … but we’ll keep working on it, we’ll keep showing up,” Ledoux stated. “It concerns you; it worries everybody.”

Walker, Ledoux, and the Simmons’s stated they delighted in the rally.

In her speech, Rosen, whose background before politics remained in science and innovation, provided an ode to science. “I do not believe it’s lost on everyone here, that the advances we needed to make to take computer systems from room-size calculators into your back pocket (cellular phone)… would not have actually been possible without the ruthless research study and the application by American thinkers and innovators and fighters like all of you.”

Ikea

Shoppers gathering to the large southwest valley area were dealt with to a few academic surprises on Saturday. The store, which is partially powered by photovoltaic panels and has a charge station for electrical automobiles, likewise partnered with Goodwill in a contribution drive of small used furnishings that was rewarded with a coupon for $20 off purchases of $150.

There was a scavenger hunt for energy-efficient products in the shop and samplings of a few of the store’s sustainable foods, such as its salmon, coffee and chocolate, said Laiyla Bass, the store’s marketing manager. The very first 500 shoppers received totally free light bulbs. There were also complimentary recyclable shopping bags being handed out by representatives from NV Energy, which by the early afternoon had signed up about 50 buyers to their energy-saving programs.

“The buzz is electrical,” she stated about the buyers’ reception Saturday afternoon. “Individuals, I feel, are impressed that we’re doing something like this in the community.”

The store’s objective for the academic opportunities is “to make it enjoyable; make it an activity; make it an enjoyable occasion for them.”

Manny Reyes, who contributed products at the Goodwill station, wasn’t intending on shopping, however spoke about Earth Day, stating, “Absolutely do what you can. Leave things behind for our children, give them something good, something to have. Take advantage from the true blessing that we have.”

The Linq

Pedestrians walking through the residential or commercial property in the afternoon witnessed a fashion show of recycled clothes items, created by members of from each of the Caesars Home entertainment properties in the valley.

This was a chance to inform the general public about “new life” some products have the ability to have, said Margaret George, supervisor of business duty at Caesars.

George spoke abut the company effort that dates back to 2008, which challenged its residential or commercial properties to execute energy-efficient practices, while also informing its employees.

Also in ceremony of Earth Day, The High-stakes gambler at The Linq turned green and bars in the residential or commercial property were offering green beverages, she stated.

“It depends on various organisations and companies and individuals to come together to really make a modification and to save our planet from some of the concerns that we’re dealing with today,” George said.

Science offers: '' The Martian ' lands with $55 million debut

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Aidan Monaghan/ 20th Century Fox/ AP

This photo released by 20th Century Fox shows Matt Damon in a scene from the film “The Martian.”

Sunday, Oct. 4, 2015|6:04 p.m.

New york city–.

Opening just days after NASA announced conclusions showing water on Mars, “The Martian” absorbed moviegoers at the box office.

Ridley Scott’s 3-D area impressive touched down in theaters with a robust $55 million over the weekend, according to studio estimates Sunday. The results once again showed spectators’ abiding thirst for space experiences, particularly ones that rely more on mathematics than beasts.

The 20th Century Fox release, starring Matt Damon as an astronaut left for dead on Mars, exceeded expectations to almost rank as the leading October debut ever. The approximated North American opening of “The Martian” surpassed that of Christopher Nolan’s “Interstellar” ($47.5 million) and practically equaled the debut of Alfonso Cuaron’s “Gravity” ($55.8 million).

It’s Scott’s 2nd best opening behind 2001’s “Hannibal” and Damon’s second best after 2007’s “Bourne Warning.”

Made for $108 million, “The Martian” received a promotion increase earlier in the week when NASA revealed it had discovered evidence of water on the surface area of Mars– a cosmically fortuitous tie-in for a movie that commemorates NASA ingenuity. Adapted from the Andy Dam novel, “The Martian”– more “science-fact” than science fiction– relishes pragmatic clinical issue solving and NASA’s spirit of expedition.

“What separates this movie– it has the backdrop of science– but all of the science is presented in a way that’s really approachable for all,” stated Chris Aronson, head of distribution for Fox.

Aronson noted that the shift in release date from Nov. 25 to early October offered the film a more open path at the box workplace, where it could play well through the month. The movie included $45.2 million worldwide.

“Strong efficiencies by recent space-related films like ‘Interstellar’ and ‘Gravity’ reveal that ‘geeking-out’ on all things celestial spaces and science associated in the movie theater is not just a popular leisure activity, however has actually now made science actually ‘cool,'” stated Paul Dergarabedian, senior media expert for box-office company Rentrak.

Yet October is showing especially hectic with well-reviewed studio releases looking for broad audiences. Another acclaimed 3-D phenomenon, Sony’s “The Walk,” took a back seat to “The Martian.” Ahead of a wider opening next week, Robert Zemeckis’ drama of Philippe Petit’s World Trade Center stunt took in just $1.6 million on 448 Imax screens.

“You require word of mouth for this type of film which’s what this weekend was all about,” said Sony distribution head Rory Bruer, who granted it’s a “crowded field.” The film will certainly planning to parlay strong reviews from its New York Movie Festival launching and buzz from its vertigo-inducing 3-D next week.

Recently’s box-office champ, “Hotel Transylvania 2,” slid to second with an approximated $33 million. Sony’s animated sequel has made $90.5 million in 2 weeks.

Denis Villeneuve’s drug war thriller “Sicario,” starring Emily Blunt, soared to 3rd with $12.1 million for the well-known Lionsgate release.

The gay-rights drama “Freeheld,” starring Julianne Moore and Ellen Page, opened in restricted release with a $40,000-per-screen average in New York and L.a.

Approximated ticket sales for Friday through Sunday at U.S. and Canadian theaters, according to Rentrak. Where available, the current international numbers for Friday through Sunday are also included. Last domestic figures will certainly be launched Monday:

1.”The Martian,” $55 million ($45.2 million global).

2.”Hotel Transylvania 2,” $33 million ($20.4 million worldwide).

3.”Sicario,” $12.1 million ($3.3 million worldwide).

4.”The Intern,” $11.6 million ($15.7 million international).

5.”Labyrinth Runner: The Scorch Trials,” $7.7 million ($13.7 million worldwide).

6.”Black Mass,” $5.9 million.

7.”Everest,” $5.5 million ($16.4 million global).

8.”The Visit,” $3.9 million ($3.3 million international).

9.”War Space,” $2.8 million.

10.”The Perfect Man,” $2.4 million.

– – –

Estimated ticket sales for Friday through Sunday at international theaters (leaving out the U.S. and Canada), according to Rentrak:

1. “The Martian,” $45.2 million.

2. “Lost in Hong Kong,” $41 million.

3. “Chronicles of the Ghostly People,” $34 million.

4. “Farewell Mr. Loser,” $26 million.

5. “Hotel Transylvania 2,” $20.4 million.

6. “Everest,” $16.4 million.

7. “The Intern,” $15.7 million.

8. “Labyrinth Runner: The Scorch Trials,” $13.7 million.

9. “Inside Out,” $12.6 million.

10. “Saving Mr. Wu,” $7 million.