From an excavation of a site called Çatalhöyük, in modern-day Turkey, scientists recover preserved whipworm eggs—a sign of settling down and living in close quarters.

Lymph from cattle proved more effective at inducing immunity to smallpox than the older, person-to-person method.

Treating the microbial community residing on a painting with probiotics may offer a way to stave off biodegradation, a study suggests.

A mandible dating to 160,000 years ago is the first evidence of Denisovan hominins outside the Russian cave where they were first discovered in 2010.

Marvin Minsky engineered the first known artificial neural network, in which “rats” represented as lights learned to solve a maze.

Thirteen hominin bones found in a cave are so unique that archaeologists have determined they stem from a distinct hominin species, although others question whether the researchers have enough evidence.

Mustard gas blistered men’s bodies on the battlefield, but paved the way for cancer-fighting drugs.

An analysis of the scars left by long-gone flows reveals that Mars’s rivers may have run even when scientists thought the planet was drying out.

At an archaeological site in Peru, researchers have found the remains of hundreds of children and llamas sacrificed in the 15th century.