A thick, toxic smog has shut down life in Pakistan's second largest city, Lahore, home to more than 14 million residents.

A similar hearing last year brought extraordinary moments, including a retired intelligence officer alleging that the U.S.

Chinese researchers studied 299 participants ages 18 to 45 with dry eye disease, assigning half of them to a laughter ...

Birds descended from the dinosaurs, but researchers have known relatively little about how the bird's brain took shape. An 80 ...

A similar hearing last year brought extraordinary moments, including a retired intelligence officer alleging that the U.S. government has recovered nonhuman "biologics" from crash sites.

The Biden administration issued a new fee on climate-warming methane pollution, but the EPA regulation faces an uncertain ...

The National Institutes of Health, the crown jewel of biomedical research in the U.S., could face big changes under the new ...

There were about 97,000 overdose deaths in year that ended June 30, according to provisional CDC data. That's a 14% decrease ...

Permanent tent cities are another idea Trump has for dealing with people who are unhoused. Sequestering people with mental ...

A similar hearing last year brought extraordinary moments, including a retired intelligence officer alleging that the U.S.

The birds of today descended from the dinosaurs of yore. Researchers have known relatively little, however, about how the ...

There were alarming increases in past years due to declining condom use, inadequate sex education, and reduced testing and ...