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.

In an era of instant communication, we must be careful how word of new and untested treatments is shared.

A finding pushes back the timeline on humankind’s conquest of one of Earth’s harshest environments, and may provide clues about interactions with their hominin relatives.

A quirk of nomenclature originates in the study of insect cells.

The authors of a new history of humanity's relationship with the environment detail how climate change fits into the equation.