Science

It was showtime at the youth swine exhibition, and the pig barn was bustling. The competitors, ages 3 to 21, were practicing their walks for the show ring and brushing pig bristles...

Some of the extreme temperatures recorded in the Southwestern United States, southern Europe and northern Mexico at the beginning of the month would have been “virtually impossible” without the influence of human-caused...

On Jan. 8, 2014, a fireball from space blazed through Earth’s atmosphere and crashed into the sea, north of Manus Island off the northeastern coast of Papua New Guinea. Its location, velocity...

Health officials in Washington State said on Friday that three people had died and two had been hospitalized in the Puget Sound area after contracting food-borne listeria infections in what appeared to...

The patient was a 39-year-old woman who had come to the emergency department at Beth Israel Deaconess Medical Center in Boston. Her left knee had been hurting for several days. The day...

This week’s challenge for new birders: Try joining a group for an outing, or go birding with at least one new person.Let us know how it goes by commenting here. And if...

In July 1945, as J. Robert Oppenheimer and the other researchers of the Manhattan Project prepared to test their brand-new atomic bomb in a New Mexico desert, they knew relatively little about...

In 1966, scientists at Camp Century, a now abandoned U.S. military base in the Arctic, drilled deep into the Greenland ice sheet, extracting a cylinder of ice nearly a mile long along...

Armed with machetes and chain-saws, hacking through fallen trees and wading through dense scrub, the archaeologists cleared a path down rocky trails.At last, they reached their destination in Mexico’s Yucatán Peninsula: a...

Missy Sims carefully picked her way through a field of ruined tombs in central Puerto Rico, in a cemetery where walls of water from Hurricane Maria had smashed open some coffins and...