Science

Mother Chimp and Daughter Share a Special Sign

Parents and their children, or people who know each other well, often share some expression that is unique to them

President Trump on Monday signed an executive order to withdraw the United States from the Paris Agreement, the pact among

President Trump launched a broad attack on the wind power industry in the United States, with a sweeping executive order

During his Inaugural Address on Monday, President Donald J. Trump again promised to launch American astronauts to Mars. Seated nearby,

With hornlike facial fins and diamond-shape bodies that can stretch nearly 30 feet across, manta rays are among the strangest

A former chemical-industry executive who fought against stronger regulations under the first Trump administration is returning to take a critical

President Trump moved quickly on Monday to withdraw the United States from the World Health Organization, a move that public

We set out again at sunrise, and soon arrived at a mud pit in a hillside. There an industry had

A study of more than 30,000 British adults diagnosed with attention deficit hyperactivity disorder, or A.D.H.D., found that, on average,

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