Updated: 2 hours 21 min ago
Tue, 05/26/2026 - 1:40pm
Companies say it’s a better way to dispose of the Cold War-era material — and fix a shortage of nuclear fuel. But the plan has also faced criticism.
Tue, 05/26/2026 - 10:01am
The drugmaker said it would spend up to $4 billion to acquire small companies exploring vaccines for shingles, Epstein-Barr virus and other pathogens.
Tue, 05/26/2026 - 5:02am
While global warming is still a threat, the decision to back away from a worst-case outlook raises questions about whether some risks have been overstated.
Tue, 05/26/2026 - 5:00am
Lenacapavir, which protects people from H.I.V. infection with twice-yearly shots, is arriving in a country where the health system has been hollowed out by American aid cuts.
Tue, 05/26/2026 - 5:00am
On Aug. 12, parts of Greenland, Iceland, Spain and Portugal will experience the thrill of daytime darkness. Here’s where you can witness the cosmic spectacle.
Mon, 05/25/2026 - 1:30pm
Evacuation orders remained in place for more than 40,000 residents around Garden Grove, Calif., the location of an industrial site containing an unstable tank of toxic chemical.
Mon, 05/25/2026 - 8:45am
A single infusion of an experimental gene-editing drug seemed to reduce LDL long-term in a small trial. The results may point to something “curative,” one expert said.
Sun, 05/24/2026 - 1:24pm
An environmental lobbyist and activist, he was a pivotal figure in drawing public attention and political support to the existential issue.
Sun, 05/24/2026 - 5:01am
An annual psychiatric meeting was abuzz over Robert F. Kennedy Jr.’s call to rein in the use of depression medications. Some fear it will drive patients away from care.
Sat, 05/23/2026 - 8:44am
Jellyfish myths and misconceptions abound. Here’s how to stay safe this beach season around these gelatinous wonders.
Sat, 05/23/2026 - 5:00am
A rapidly growing industry often overprescribes treatment to young children with autism, who spend as many as 40 hours a week at the facilities.
Sat, 05/23/2026 - 5:00am
The industry has grown rapidly, straining state budgets. A focus on finances has led to overbilling, fraud and even harm.
Fri, 05/22/2026 - 6:03pm
If a problem with the launch tower is fixed, SpaceX will try to launch on Friday evening.
Fri, 05/22/2026 - 5:01am
With 263 antennas spread across the U.S. and Mexico, the Next Generation Very Large Array, would join a new wave of radio astronomy.
Thu, 05/21/2026 - 2:37pm
The Sacramento Mountains checkerspot butterfly hasn’t been seen in the wild since 2022. The caterpillar was the last individual in human care.
Thu, 05/21/2026 - 2:00pm
When people disappeared from the landscape, as they did during the pandemic, wild animals changed how they used space and resources, scientists found.
Thu, 05/21/2026 - 9:19am
The biggest episodes of the past have altered the course of human events, according to researchers. An emerging one is drawing historic comparisons.
Thu, 05/21/2026 - 9:00am
The administration will delay a phase out of hydrofluorocarbons, potent planet-warming chemicals used in air-conditioning and refrigeration.
Thu, 05/21/2026 - 8:25am
The giant rocket is scheduled to lift off on Thursday after a seven-month pause and a month before SpaceX’s planned public offering.
Thu, 05/21/2026 - 6:45am
People who got the injection, retatrutide, lost 28 percent of their body weight on average after 80 weeks, Eli Lilly said.
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