Got coronavirus? You may get a surprise medical…

Christopher Hoffman had the telltale symptoms: a dry cough, trouble breathing and a missing sense of smell. In early March, before the coronavirus shut the country down, the 25-year-old New Yorker went to urgent care,…

Earth Day at 50: Why the legacy of…

The first Earth Day, held on April 22, 1970, marked a turning point for U.S. environmentalism, capturing the growing activism of the 1960s and putting the country on track to create the Environmental Protection Agency…

Trump wishes Kim Jong Un good luck amid…

President Donald Trump wished the secretive North Korean leader well Tuesday, amid international speculation over Kim Jong Un's health. "I just have to say to Kim Jong Un, good luck," Trump told reporters at the…

In a tiny explosion of birth, coral scientists…

Keri O'Neil almost missed the tiny grains expelled by the ridge cactus coral that she studies at the Florida Aquarium's Center for Conservation. The small pellets, measuring just one-eighth of an inch long, were easy…