Science

The Trump administration has instructed organizations in other countries to stop disbursing H.I.V. medications purchased with U.S. aid, even if...

Flower mites spend their lives slurping nectar and nibbling pollen in flowers throughout the tropics. To travel from one blossom...

The leaders of more than half of Africa’s nations gathered this week in Dar es Salaam, Tanzania’s sprawling seaside metropolis,...

A light but rare 3.8-magnitude earthquake struck off the coast of southern Maine on Monday morning, according to the United...

In recent months, bird flu has started raising red flags among scientists and public health officials. Apoorva Mandavilli, a New...

In 1889, the naturalist Allan Octavian Hume wrote that he was puzzled by macabre decorations he observed in many birds’...

There is no shortage of unpleasant odors in New York City: overflowing garbage on the sidewalk, unmentionable substances in the...

Derek Humphry, a British-born journalist whose experience helping his terminally-ill wife end her life led him to become a crusading...

UnitedHealthcare named a longtime employee, Tim Noel, on Thursday as its new chief executive, replacing Brian Thompson, who was killed...

After declaring a national energy emergency on his first day in office, President Trump said Thursday that coal could be...