Science

One-fifth of an ounce of dark specks brought to Earth from an asteroid by a Japanese spacecraft are some of the most pristine bits of a baby solar system ever studied, scientists...

“I think we are heading in a direction of increasing absolutism and punitiveness,” said Reva Siegel, a Yale Law School professor who is a co-author of an equal protection amicus brief in...

After an unusually long tenure of nearly 30 years as president of the American Museum of Natural History, Ellen V. Futter on Wednesday informed the board that she would step down next...

The Omicron subvariants known as BA.4 and BA.5 now represent 13 percent of new coronavirus cases in the United States, up from 7.5 percent a week ago and 1 percent in early...

La semana pasada, los Centros para el Control y la Prevención de Enfermedades (CDC, por su sigla en inglés) actualizaron sus lineamientos para los viajeros que desean protegerse contra la viruela del...

The Centers for Disease Control and Prevention updated its guidance last week for travelers wishing to protect themselves against monkeypox. This was one of its recommendations: “Wear a mask. Wearing a mask...

SALT LAKE CITY — If the Great Salt Lake, which has already shrunk by two-thirds, continues to dry up, here’s what’s in store:The lake’s flies and brine shrimp would die off —...

He replied to an email saying she wanted only a friendship with a string of messages, demanding to know how she could be so certain and accusing her of spurning his love...

“Everything we perceive is inconsistent with the physical reality of the world,” Dr. Purves said. “Everything we see, whether it’s line length, color, brightness, you name it.”So, you are not really being...

Visionaries is a limited series that looks at figures who are trying to transform the way we live.Ravindra Gupta had studied drug-resistant H.I.V. for more than a decade when he first encountered...