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Channel: Science & Technology | The Source | Washington University in St. Louis
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Voyager expert Stone to speak for Robert M. Walker Distinguished Lecture Series

NASA/JPL-CaltechStone with life-size replica of one of the Voyager spacecraft. Science fans may remember a confusing moment a few years back when a flurry of news releases announced that the Voyager...

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Whatever happened to West Nile?

A New York State pathologist examines a dead crow the year West Nile first hit the East Coast. Many people remember the arrival of West Nile in North America in 1999, if only because the initial...

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Global Impact Award winner selected

sid hastings/WUSTL Photos(From left) Suren G. Dutia and Jas K. Grewal present the Global Impact Award to Jiaxi Fang, Tandeep Chadha and Pratim Biswas of Applied Particle Technology.​Now in its second...

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Freshwater fish, amphibians supercharge their ability to see infrared light ​​

National Park ServiceSalmon and other freshwater fish and amphibians supercharge their ability to see red and infrared light. Scientists at Washington University School of Medicine in St. Louis have...

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Tomatoes get boost in growth, antioxidants from nano-sized nutrients

ShutterstockTomatoes grew more and got an antioxidant boost after receiving nanonutrients.With the world population expected to reach 9 billion by 2050, engineers and scientists are looking for ways to...

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Flipping the switch to better see cancer cells at depths

Junjie Yao and Lihong Wang​Deep-tissue in vivo photoacoustic genetic imaging of reversibly switchable bacterial phytochrome BphP1. The reversible switching of BphP1 enables differential photoacoustic...

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Marijuana dependence influenced by genes, childhood sexual abuse

Chuck Grimmett/Creative CommonsAfter alcohol, cannabis is the second most widely used recreational drug in developed nations. In the United States, 45 percent of adults report using cannabis at some...

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The economics of Star Wars: How the Empire collapses​​

https://youtu.be/Eor3LJosCVAFeinstein discusses the economics of a galaxy far, far away. Video by Clark Bowen/WUSTL Video Services.A long time ago in a galaxy far, far away...​The Rebel Alliance blew...

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Physicist awarded $1.3 million for development of detectors for hard X-ray...

NASAX-ray-emitting solar flares are shown in blue inthis composite image of the sizzling-hot sun. KrawczynskiHenric Krawczynski, PhD, professor of physics in Arts & Sciences at Washington...

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The geography of Antarctica’s underside

Bedrock ConsortiumThe topography of West Antarctica below the ice sheet as viewed from above, looking toward the Antarctic Peninsula. Much of West Antarctica is a basin that lies below sea level...

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International Conference on Advances in Energy Research​​ begins in Mumbai

India is emerging as a key environmental figure on the global stage. During the recent climate change conference in Paris that resulted in a deal to cut emissions, India acknowledged its developing...

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Quasar outburst revises understanding of universe, quasars

NASA's Goddard Space Flight CenterQuasars are very bright galaxies that host a supermassive black hole, one with the mass of hundreds of millions of suns. While dust and gas fall into the black hole,...

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Newly compiled physiological data lets biologists test old ideas about...

Body size isn't the only factor that determines whether an animal can keep warm in the cold. How do birds and mammals maintain near-constant body temperatures as the environmental temperature...

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Forensic seismology tested on 2006 munitions depot 'cook-off' in Baghdad

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Chinese rover analyzes Moon rocks: First new 'ground truth' in 40 years

CNsa/CLEPThe Chinese lunar rover, Yutu, photographed by its lander Chang’e-3, after the lander touched down in Mare Imbrium, a giant impact basin that had been filled by successive lava flows.  In...

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Is your toddler ready for reading lessons?

Even before they can read, children as young as 3 years of age are beginning to understand how a written word is different than a simple drawing — a nuance that could provide an important early...

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Conflict among honey bee genes supports theory of altruism

David Galbraith/Penn StateIf a worker behaves altruistically and helps rear her sisters’ offspring, she will ensure that her matrigenes — those genes she inherits from her queen mother — are passed on...

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Two-for-one bacterial virulence factor revealed

Shangwen Luo/ University of Illinois at ChicagoRainbow of colors is created by different concentrations of siderophores, molecules secreted by bacteria to steal iron from a host during an infection....

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Forensic seismology tested on 2006 munitions depot ‘cook-off’ in Baghdad

Video of the the ammunition “cook-off” that followed a mortar attack on U.S. Forward Operating Base Falcon filmed by soldiers stationed there. The ”cook-off,” which continued for hours, was recorded...

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New moon rock offers clues to moon’s formation

The Chinese lunar rover, Yutu, photographed by its lander Chang’e-3, after the lander touched down in Mare Imbrium, a giant impact basin that had been filled by successive lava flows. (Credit:...

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