The New York Times

Ms. Stavenhagen started a group intend to counter the notion that A.L.S. was an “older white man’s disease.”

Dr. Ralph Abraham, the agency’s principal deputy director, has called the Covid vaccines “dangerous.” Other skeptics have recently left federal health roles.

Horses, with their high-pitched whinnies, seemed to buck the trend of larger animals producing lower sounds, but a new study explains the mechanics behind the noises a horse makes.

A closely watched clinical trial in Britain that screened blood for early detection of cancer did not show a reduction in later stages of the disease.

Dr. Jay Bhattacharya will serve as acting director of the Centers for Disease Control and Prevention until President Trump appoints a permanent director.

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.

Moderna said it had held further discussions with regulators and announced that the agency would accept the company’s application for approval of its flu vaccine that uses mRNA technology.

In the Lost Science series, scientists whose jobs or funding have been cut by the Trump administration tell their stories.

Kathleen Chalfant, Elizabeth Marvel, April Matthis and other actors deliver top-notch performances in a play that leaves questions unanswered.

The Tony winner returns to the stage in “Every Brilliant Thing,” an interactive monologue with a message of hope “that might be vital for somebody to hear.”

Federal policies under Robert F. Kennedy Jr. that are hostile to vaccines have “sent a chill through the entire industry,” one scientist said.