Science

Jill Biden, the first lady, tested positive for Covid-19 on Monday. Governor Kathy Hochul of New York has announced that the state will send high-quality masks and rapid tests to school districts...

JAXA, the Japanese space agency, is gearing up to launch two very different space missions from one rocket: a new X-ray telescope that will spy on some of the hottest spots in...

Ferid Murad, a pharmacologist whose research into the effects of nitric oxide on the heart and blood vessels enabled widespread advancements in the treatment of cardiovascular disease, hypertension and erectile dysfunction, and...

Millions of years ago, a simian ancestor of humanity decided to climb a tree. It may have been looking for a meal, escaping a predator or seeking a shady place to rest....

A sharp increase in the number of an invasive species of hornets in Britain is raising concerns that they could threaten native bee populations.There have been 22 sightings of the so-called Asian...

If, on a hot, dry day a fire should break out within a certain 300,000-acre patch of northwest Montana, in an expanse of backcountry between the crest of the Whitefish Range and...

If reports from the time are to be believed, 17th-century Poland was awash in revenants — not vampires, exactly, but proto-zombies who harassed the living by drinking their blood or, less disagreeably,...

If reports from the time are to be believed, 17th-century Poland was awash in revenants — not vampires, exactly, but proto-zombies who harassed the living by drinking their blood or, less disagreeably,...

Marilyn Lovell, who, as an object of fascination for the news media, the inspiration for movie and TV characters and a figure in history books, incarnated for many Americans the hardships and...

Don’t let the rats fool you. Although the pizza-pilfering vagabonds — and a variety of other creatures — thrive in cities, for many wild animals urban environments are unappealing homes, covered in...