Updated: 4 hours 59 min ago
10 hours 20 min ago
People who have insurance under the Affordable Care Act are being asked to pay more for plans that will cover less of their care.
Sun, 12/07/2025 - 5:00am
In 2020, a Chinese virologist fled to the United States, aided by allies of President Trump who sought to promote her unproven theories about the origins of Covid-19. Her husband still can’t find her.
Sat, 12/06/2025 - 7:14pm
Officials said one person was killed and 20 others were poisoned after eating death cap mushrooms, which look and taste like safe mushrooms but can cause liver failure.
Sat, 12/06/2025 - 2:17pm
Mr. Trump is pushing to approve their production in the United States.
Sat, 12/06/2025 - 9:37am
Only four donors have transmitted rabies to organ transplant recipients since 1978, according to federal officials.
Sat, 12/06/2025 - 5:00am
Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters off Greenland might hold the key.
Fri, 12/05/2025 - 5:38pm
A Nobel laureate, he identified an enzyme that cuts DNA, laying the groundwork for milestones in scientific research and medicine, like insulin.
Fri, 12/05/2025 - 5:08pm
As head of the Environmental Protection Agency, Lee Zeldin has weakened protections against toxic chemicals, say members of the MAHA movement.
Fri, 12/05/2025 - 3:30pm
An ocean-mining company has funded some of the most comprehensive scientific studies to date, and peer-reviewed results have begun to emerge.
Fri, 12/05/2025 - 2:15pm
Researchers suggest that an earthquake spooked a mob of sea turtles gathered together in a prehistoric sea.
Thu, 12/04/2025 - 9:30am
Yuri Ralchenko led one of the oldest teams at the National Institute for Standards and Technology. The fate of some experiments hangs in the air.
Thu, 12/04/2025 - 5:05am
Blooms of yellowish-brown seaweed along the Equator are breaking records and defiling beaches, while a centuries-old patch farther north is disappearing.
Thu, 12/04/2025 - 5:00am
The health secretary has walled himself off from government scientists and empowered fellow activists to pursue his vaccine agenda.
Thu, 12/04/2025 - 12:01am
A researcher found that a Japanese pond frog is impervious to the stings of the northern giant hornet, even when it goes down the hatch.
Wed, 12/03/2025 - 5:39pm
The president said he would weaken Biden-era mileage standards, which were designed to increase electric-vehicle sales, calling them a “scam.”
Wed, 12/03/2025 - 2:53pm
The president withdrew Jared Isaacman’s nomination to lead the space agency in June, but senators of both parties appeared willing to give him a second shot at confirmation.
Wed, 12/03/2025 - 11:00am
Two papers challenged the existence of theorized particles called sterile neutrinos that might account for mysteries like the cosmos’s dark matter.
Wed, 12/03/2025 - 5:16am
“Masking” is part of life, especially for those with autism or A.D.H.D. But hiding your true self comes with a cost.
Wed, 12/03/2025 - 5:00am
Here’s what to know about your daily brew and the environment.
Tue, 12/02/2025 - 6:58pm
Executives from top automakers were invited to attend the announcement at the White House on Wednesday.
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