Doctors in China have become the first to report details about a transplant of a genetically modified pig liver into a human. The liver was transplanted last year into a…

The White House is nominating Dr. Susan Monarez, the current acting director of the US Centers for Disease Control and Prevention, to lead the agency, President Donald Trump said Monday.…

After returning home from a trip abroad last week, an infant in Houston was hospitalized with measles. In Lamoille County, Vermont, this month, a child became sick with measles after…

At the end of last week, Dr. Colleen Kelley said she was getting texts about every 10 minutes from colleagues whose HIV-related research grants were being terminated by the federal…

A surge of grant cancellations hit researchers focused on the health of gay, lesbian and transgender people last week, as the Trump administration continues to target what it describes as…

Pacific Palisades was burning to ash. “As far as the eye could see, homes were on fire, everywhere,” said firefighter Joseph Field, 50, who’s been with the Los Angeles Fire…