More than a year into the SARS-CoV-2 pandemic, some scientists say the possibility of a lab leak never got a fair look.

He’s an expert on Twitter virality, but not on infectious disease. Does he do more help or harm?

Decades ago, two parents sued a drug company over their newborn’s deformity—and changed courtroom science forever.

Hucksters claim that drinking a few drops of hydrogen peroxide diluted in a glass of water will cure almost anything.