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Science Group Seeks Public Hearing for N.S.F. Nominee
The American Association for the Advancement of Science questioned the credentials of Jim O’Neill, tapped to lead the National Science Foundation.
Pigeons and People Have Been Frenemies for Longer Than You Think
Bones discovered at an archaeological site in Cyprus suggest the birds have been strutting around human settlements since at least 1400 B.C.
Musk’s SpaceX Reveals Its Finances for the First Time as It Readies for IPO
Mr. Musk’s rocket and satellite maker disclosed its financial performance as it prepares to go public in what is set to be one of the largest offerings to date.
This Moon of Neptune Might Have Survived a Wrecking-Ball Event
Neptune’s moons have long provided evidence of a cataclysm four billion years ago. A new study suggests one moon may have made it through.
Ebola Crisis Sparks Debate Over Global Health Double Standards
To some Africans, the claim that the continent’s largest health agency had already bungled its response scratched a familiar wound.
Europe’s Green-Energy Future Has a Reindeer Problem
In northern Norway, Sami people fear a copper mine will disrupt their traditional lifestyles.
E.P.A. Clears a Weedkiller, Saying It Won’t Push Species to Extinction
The finding effectively paves the way for continued use of atrazine, a widely used herbicide that has been linked to birth defects and cancer in humans.
Neanderthal Dentistry, and the Scientist Glad Not to Have Experienced It
The prehistoric hominins “apparently were very adept at what we would consider invasive medicine,” said the anthropologist John Olsen.
A 16th-Century Sketch of Anne Boleyn More Likely Depicted Her Mother, an A.I. Analysis Finds
Using facial-recognition technology, scholars have concluded that a 500-year-old drawing labeled “Anna Bollein Queen” more likely showed her mother, Elizabeth Howard.
Military Bases Are Rife With ‘Forever Chemicals.’ New Mexico Wants Them Cleaned Up.
The state is leading the country’s reckoning with PFAS. The outcome of its suit against the federal government will affect how courts treat more than 15,000 other claims nationwide.
She Was Finding Sources of Dangerous Water and Soil Pollution
Melanie Malone led a research project to identify and study contamination sites in Washington State. Then the E.P.A. canceled her grant.
Scientists Tweaked the Global Warming Outlook. So Trump Weighed In.
Renewable energy has helped make the worst-case scenario a bit less bad. The president said, falsely, it shows that climate scientists were wrong all along.
E.P.A. to Repeal Some Limits on ‘Forever Chemicals’ in Drinking Water
The rules were established by the Biden administration after research linked the compounds to a range of serious health problems.
Ebola Was Identified in Congo Weeks Before W.H.O. Declared an Emergency
Early surveillance and testing failed to identify Bundibugyo, a rare species of Ebola responsible for the current outbreak.
How a Funding Pause Derailed an Artificial Heart for Babies
James Antaki’s efforts to develop a baby’s heart were close to success when his federal funding was cut off. The grants were eventually restored; rebuilding what was lost wasn’t so easy.
Children’s Mental Health Visits Have Shot Up, Research Shows
Doctor’s visits for children’s anxiety rose by more than 250 percent over 10 years, according to a study of nearly two million children.
When Tornado Weather Hits, These Scientists Break Out the Colored Pencils
With a battery of modern technology at their fingertips, meteorologists often turn first to an old-fashioned tracking technique.
The Quest for Clean Hydrogen Moves Underground
The dream of clean hydrogen has tantalized energy experts for years, but producing it has been tough. Many start-ups think the answer could lie beneath our feet.
How a ‘Model’ for Climate Migration Became a Cautionary Tale
The residents of Isle de Jean Charles in Louisiana found safety after moving to higher ground. But the experience left some of them warning others facing relocation: ‘Don’t do it.’
Michigan Battles Trump Over His Order to Keep an Old Coal Plant Running
The Trump administration broke the law, Michigan and others told a court, by declaring an “energy emergency” and forcing an aging coal-burning plant to keep operating.
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