A new study shows how the technology deployed in Covid vaccines helped scientists coax the virus out of hiding.

© NIBSC/Science Source

Remember Tim Walz’s “weird” comment? He spoke too soon.

The U.S. health secretary said people should have access to experimental therapies including unregulated uses of stem cells. But some methods have resulted in blindness, tumors and other injuries.

© Jenn Ackerman for The New York Times

With junk food on the endangered list, I grabbed a chance to journey back to my youth in a Wonder Bread time machine.

Readers respond to a psychiatrist’s essay arguing for more research on the effects of S.S.R.I.s like Prozac and other drugs.

Live by the Loomer, die by the Loomer.

Casey Means’s nomination to be surgeon general has led to a rift in MAHA.

A handshake deal with the food industry will never be enough.

Readers react to a woman’s account of raising her autistic child.