Virginia health officials said they are aware of a confirmed case of measles that may have exposed other travelers at Dulles International Airport on March 5 between 4 p.m. and 9 p.m.

"I see somebody on a hiking trail carrying a little baby and I say to him, better not get them vaccinated," -- Robert F.

Yet again, one of Elon Musk’s SpaceX rockets exploded on Thursday night, grounding flights across Florida as fiery debris fell from the sky. In its eighth test flight, the 400-foot rocket launched ...

Nearly 230 measles cases have been identified in outbreaks in West Texas and a nearby county in New Mexico. Experts say the ...

A majority of the 80,000 federal employees responsible for researching diseases, inspecting food and administering Medicare ...