The number of survivors of the U.S. atomic attacks on Hiroshima and Nagasaki is dwindling 80 years later, but they are ...

The World Health Organization has closed in on its bold goal of eradicating polio several times, but the paralytic virus is ...

President Donald Trump has a pattern of dismissing or altering data that reflects poorly on him. During his first term, he ...

A spat over congressional redistricting in Texas marks the latest episode in a long national history of gerrymandering.