Shaking Up the Dinosaur Family Tree
A Ph.D candidate and a computer program that took five minutes to run may upend the dinosaur classification system that has been used for more than a century.
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CreditSorokowski et al./Nature A Scholarly Sting Operation Shines a Light on ‘Predatory’ Journals
A group of researchers created a ruse to draw attention to the seamy side of open-access journals, some of which will publish just about anything for a fee.
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CreditDavid Scharf/Science Source Matter
A New Form of Stem-Cell Engineering Raises Ethical Questions
“Sheefs” will test the limits of current regulations, experts say, as embryolike structures are created directly from stem cells.
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CreditFlorilegius, via Getty Images We Might Soon Resurrect Extinct Species. Is It Worth the Cost?
Scientists disagree about whether bringing extinct species back from the dead will result in a net loss of global biodiversity.
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Credit How Americans Think About Climate Change, in Six Maps
Americans overwhelmingly believe that global warming is happening, and that carbon emissions should be scaled back. But fewer are sure that it will harm them personally.
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CreditLuke Sharrett for The New York Times Trump Lays Plans to Reverse Obama’s Climate Change Legacy
The White House is preparing to dismantle major policy actions of the Obama era, including a plan to close hundreds of heavily polluting power plants.
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CreditGodfrey Merlen, Galapagos National Park Even Penguins Have Children Who Won’t Leave the Nest
Even fully fledged chicks will hound their parents for food, researchers find.
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CreditPower and Syred/Science Source How a Water Bear Survives, Even When It’s Dry
The microscopic animals were found to produce a unique protein that coats the molecules in their cells in a glasslike substance.
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CreditPhotographs from Getty Images Ancestral Climates May Have Shaped Your Nose
A study led by Penn State researchers found more evidence of the relationship between nose shape and the climate where a person’s ancestors lived.
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CreditJama Pantel Bluebonnet Season Came Early in Texas This Spring
Flowering plants that are blue are rare in nature. But Texas bluebonnets put on an annual show in pastures, parks and highway medians.
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CreditMarty Melville/Agence France-Presse — Getty Images A Search for Clues to What Causes Whale Strandings
Researchers develop a model they hope can be used to understand how dolphins and whales react physiologically to threats from predators and people.
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CreditNicole Bengiveno/The New York Times A Start Date for the Bison Invasion of North America
The serendipitous discovery of a fossil in northern Canada suggests that the furry, horned beasts crossed over from Asia more than 130,000 years ago.
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CreditKim Picard and Jonah Sullivan From Flight 370 Hunt, New Insight Into Indian Ocean’s Unknown Depths
The search for the Malaysia Airlines jetliner helped create 3-D maps of the ocean’s topographical complexity, at a level of detail never before achieved.
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CreditThomas Shahan The Rice-Size Fly That Hits the Bull’s-Eye Every Time
With its sharp vision and unique hunting strategy, the robber fly is an imposing aerial predator.
