NYT Science

An administration document aimed at eradicating paper straws highlights the dangers of PFAS chemicals. Their presence in tap water nationwide hasn’t gotten the same attention.

Studies in neuroscience with applications to humans offer clues about what makes us start eating, and when we stop.

An idealistic ophthalmologist, he came up with an ingenious way to treat blindness in far-flung places: by outfitting an airplane with an operating room.

Even though Liberal candidate Mark Carney has a lengthy climate policy résumé, Trump’s threats have nearly drowned the issue out of the campaign.

A recent executive order would accelerate mining in little-understood undersea ecosystems.

A $56 million grant to train emergency responders and supply them with the overdose reversal spray, plus other programs that address addiction, could be eliminated.

The New England Journal of Medicine received a letter suggesting that it was biased and compromised by external pressure. Other journals have also received the letter.

After 20 percent of the agency’s work force was cut, federal health officials have decided to bring back some experts and review firings to fill gaps in critical roles.

The decades-long research effort has contributed to thousands of research papers, altering medical care for women around the world.

Scientists used fluid dynamics to learn how to get the most flavor from pour-over coffee.

We explain the administration’s cuts to research.

The agency targeted grants focused on diversity, equity and inclusion, as well as research on misinformation.

A new executive order pits the United States against the rest of the world over the question of who can exploit mineral resources in shared waters.

A tiny division responsible for overseeing services for people with disabilities and older Americans is being dismantled as part of an overhaul by Robert F. Kennedy Jr., the health secretary.

Females reign supreme in bonobo society by working together to keep males in their place.

Carnivorous caterpillars discovered on the Hawaiian island of Oahu have a freaky fashion sense.

The inhabitants of Carthage were long thought to have derived from Levantine Phoenicians. But an eight-year study suggests they were more closely related to Greeks.

The few domestic companies that still make protective gear for health care workers have clamored for federal intervention. But they worry President Trump’s trade war with China won’t help.

The measure will require geolocation data to show that beans aren’t linked to deforestation. Farmers say they need more time to prepare.

Acadia Healthcare’s chief executive was awarded a $1.8 million bonus to respond to “unprecedented governmental inquiries” into allegations of holding psychiatric patients against their will.