The Flame Refluxer is essentially a big copper blanket: think Brillo pad of wool sandwiched between mesh. Using it while burning off oil yields less air pollution and residue that harms marine life. Courtesy of Worcester Polytechnic Institute hide caption

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Courtesy of Worcester Polytechnic Institute

Researchers Test Hotter, Faster And Cleaner Way To Fight Oil Spills

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Embryoids like this one are created from stem cells and resemble very primitive human embryos. Scientists are studying them in hopes of learning more about basic human biology and development. Courtesy of Rockefeller University hide caption

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Courtesy of Rockefeller University

Christopher Milford in his apartment in East Boston, Mass. He quit abusing opioids after getting endocarditis three times. Jack Rodolico/NHPR hide caption

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Jack Rodolico/NHPR

Doctors Consider Ethics Of Costly Heart Surgery For People Addicted To Opioids

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The Edicule in Jerusalem's Church of the Holy Sepulchre is traditionally believed to be the site of Jesus' tomb. A $4 million restoration project, led by a Greek team, has cleaned and reinforced the structure. Sebastian Scheiner/AP hide caption

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Sebastian Scheiner/AP

Tomb Of Jesus Is Restored In Jerusalem

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The American Iron and Steel Institute is one of the trade groups that wants Congress to undo the stronger safety regulation enacted in 2016 by the Occupational Safety and Health Administration. michal-rojek/Getty Images/iStockphoto hide caption

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michal-rojek/Getty Images/iStockphoto

Congress May Undo Rule That Pushes Firms To Keep Good Safety Records

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Climate Change As An Issue Of National Security

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Gilead Sciences Inc. makes the two leading drugs that can quickly cure hepatitis C infections. But most patients can't afford the expensive drugs, and states restrict their use among Medicaid patients. David Paul Morris/Bloomberg via Getty Images hide caption

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David Paul Morris/Bloomberg via Getty Images

Should The U.S. Government Buy A Drug Company To Save Money?

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A still from a film recently digitized by a team at Lawrence Livermore National Laboratory. The film shows a 1958 explosion at Bikini Atoll in the Marshall Islands. Screen grab by NPR/YouTube hide caption

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Screen grab by NPR/YouTube

Green shoots of cereal rye, a popular cover crop, emerge in a field where corn was recently harvested in Iowa. The grass will go dormant in winter, then resume growing in the spring. Less than three percent of corn fields in the state have cover crops. Courtesy of Practical Farmers of Iowa hide caption

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Courtesy of Practical Farmers of Iowa

Graveyard of Staghorn coral, Yonge reef, Northern Great Barrier Reef, October 2016. Greg Torda /ARC Centre of Excellence for Coral Reef Studies hide caption

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Greg Torda /ARC Centre of Excellence for Coral Reef Studies

The South American polka dot tree frog was recently found to glow fluorescent under ultraviolet light. Julián Faivovich and Carlos Taboada (Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"—CONICET) hide caption

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Julián Faivovich and Carlos Taboada (Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"—CONICET)

Rep. Lloyd Doggett, D-Texas, is promoting a campaign to get the National Institutes of Health to exercise the patent rights it already owns in regards to certain drugs to bring down their price. Bill Clark/CQ-Roll Call, Inc. hide caption

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Bill Clark/CQ-Roll Call, Inc.

One Way To Force Down Drug Prices: Have The U.S. Exercise Its Patent Rights

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NASA's Orbiting Carbon Observatory-2 monitors how the climate is changing. Trump's budget would eliminate some satellites, including OCO-3, a next-generation carbon-monitoring spacecraft. NASA hide caption

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NASA

Trump's Budget Slashes Climate Change Funding

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A tardigrade, known as a water bear, is shown magnified 250 times. These tiny aquatic invertebrates can go without water for 10 years, surviving as a dessicated shell. Steve Gschmeissner/Getty Images hide caption

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Steve Gschmeissner/Getty Images

How One Of The World's Toughest Creatures Can Bring Itself Back To Life

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Study Finds High Temperatures Killing Large Parts Of Great Barrier Reef

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