Evolutionary Biology

Using a synchrotron powered CT scanner, the Antscan project created an open-source digital library cataloguing thousands of 3D ant specimens

“Little Foot” is the most complete Australopithecus fossil ever found. And now we finally have an idea of what this group of ancient hominins looked like

Interbreeding between Neanderthals and ancient anatomically modern humans primarily occurred between male Neanderthals and female humans, a new study suggests

A new genetic analysis suggests some mosquitoes’ taste for human blood may date back 1.8 million years

A urinalysis shows that these apes ingest significant amounts of alcohol, providing new clues to how alcohol influences the animals’ behavior

These amorous creatures could put Casanova to shame—from beguiling dancing seahorses to peacocking spiders

Why the simple act of kissing—which can be traced back 21.5 million years—continues to confound evolutionary biologists

For almost two decades, scientists have debated whether sponges or comb jellies represent the first animal lineage. Now some are calling for a more harmonious approach

A partial skeleton dating back more than two million years is the most complete yet of Homo habilis, one of the earliest known species in our genus

Towering Prototaxites ruled Earth before trees—and they may have been a form of life entirely new to science

New research on strange cycad plants offers a glimpse into the prehistoric origins of pollination

Newly identified bones tie the mysterious Burtele foot to a new Australopithecus species that lived alongside Lucy more than three million years ago