Science

The F.D.A. declined to comment on the new case, saying it does not discuss pending litigation.In the Texas lawsuit, anti-abortion groups claim that the F.D.A. improperly approved mifepristone and ignored safety risks....

The rescue center, founded in 1996, usually treats about 30 or 40 cold-stunned sea turtles during the winter. Ms. Montello has looked at records dating back to 1980, and said this year’s...

As Moderna racked up tens of billions of dollars in sales of its coronavirus vaccine, the company held off on paying for the rights to a chemical technique that scientists said it...

Plans to install 3,000 acres of solar panels in Kentucky and Virginia are delayed for years. Wind farms in Minnesota and North Dakota have been abruptly canceled. And programs to encourage Massachusetts...

The inner core of the Earth appears to hold an innermost secret.Geology textbooks almost inevitably include a cutaway diagram of the Earth showing four neatly delineated layers: a thin outer shell of...

A century after oil barons scoured Texas for prime plots from which to extract black gold, another boom is underway: the plugging of thousands of abandoned oil wells. It’s an oil rush...

In people with advanced H.I.V. disease, the mpox virus — formerly known as monkeypox — often causes severe illness, with a death rate of about 15 percent, researchers reported on Tuesday.The seriousness...

At its best, paleontology opens windows into trillions of other lifetimes spent swimming, scuttling, stomping and soaring across this planet. Scientists, the press and the public alike tend to tell and retell...

A flurry of investments, policy changes and technological breakthroughs is giving a jolt of energy to the nascent market for sustainable aviation fuel, a low-carbon alternative to traditional jet fuel made from...

JOHNSON CITY, Tenn. — On a quiet street corner, a sign marks the birthplace of a beverage behemoth: Here, in 1954, the Tri-City Beverage Corporation bottled its first case of Mountain Dew.The...