Science

Peg Yorkin, a feminist activist and philanthropist who as a founder of the Feminist Majority, a national women’s rights organization, campaigned to bring mifepristone, the abortion pill, to the United States and...

It’s been described as a plague and a sign of the end times, turning New York City into the “Bug Apple.”Insects may descend on populated places in unusual swarms for many reasons,...

Most people try, or at least hope, to avoid ticks. The tiny arachnids spread a variety of harmful diseases, as they expand their range to new areas. But two scientists recently set...

A treacherous one-two punch of heat and fire, aggravated by the burning of oil and gas, scorched a large swath of North America on Thursday, killing at least 15 people in the...

Even the early afternoon, the hottest part of the day and often considered the most challenging time to bird, can be a great time to spot certain species, Dr. McGowan said. Many...

From ghostlike particles, astrophysicists have pieced together a new map of the galaxy we live in.For now, that map of the Milky Way is blurry and incomplete. But as more data is...

Follow our live coverage as brutal heat and humidity engulfs the U.S.Between the dangerous heat baking Texas and the Southeast, and the wildfire smoke filling the skies throughout the Upper Midwest and...

Put a cuttlefish on the spot — or, to be more exact, a series of spots — and it will disappear. These relatives of the squid and the octopus mimic the color...

When wildfire smoke began blanketing New York City in June, employees at Skidmore, Owings & Merrill, an architecture and design firm in Lower Manhattan, had a panoramic view of the unfolding crisis....

If you end up becoming one of the hundreds of thousands of New Yorkers expected to be bitten by a tick this summer, don’t be surprised.Some experts are warning that it could...