Their trunklike fossils were discovered in 1843. Yet despite more than a century of speculation, scientists have struggled to ...

They therefore trapped small mammals—mostly mice, voles, squirrels and shrews—at 40 sites in the wildernesses of eastern ...

Neural tissue normally dies quickly without oxygen. Yet bird retinas—among the most energy-demanding tissues in the animal ...

The strategy, known as synthetic biology, is gaining momentum globally as a conservation tool and human health solution, ...

Unlike humans or animals, artificial intelligences can be designed to care about anything. Their preferences, aversions, and ...

A popular idea suggests a link between big brains and a rich social life, but octopuses don't fit the pattern, which suggests ...

A team of scientists has overcome a major challenge in predicting how Antarctic life will fare under future climate scenarios ...

I n the darkest depths of the ocean, a battle has been unfolding for millions of years: whales versus squids. Both animals ...

Stanford's AI suggests that a single night's sleep can anticipate serious illnesses years before the first symptoms appear.

Gordon Burghardt kept a lion cub named Meg in his home at the behest of the Knoxville Zoo. To help Meg get out some energy, Burghardt and his wife would often play with Meg in their wooded, unfenced ...

With its elongated snout and almost prehistoric appearance, this crocodile stands apart from every other species alive today. Found mainly in a few river systems, its highly specialized hunting style ...