Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

Ghost lineages reveal themselves through ancient genes that still exist in living beings today.

Arizona State University Regents Anne Stone will present research on the evolutionary history of infectious disease at the ...

Fossils from a Moroccan cave have been dated with remarkable accuracy to about 773,000 years ago, thanks to a magnetic ...

Humans' exposure to high temperature burn injuries may have played an important role in our evolutionary development, shaping ...

New research suggests fire was key to making our bodies successful in evolution – but not in the ways we previously thought.

Dashiell Hammett mentioned Sam Spade's jutting chin in the opening sentence of his novel, "The Maltese Falcon." Spade's chin ...

Human evolution spans millions of years, from early primates to modern Homo sapiens. Fossil evidence, genetic data, and climate shifts help explain how different human species emerged, migrated, and ...

A new analysis argues that this daily work of processing and cooking food helped reshape human bodies and social life. It explores how fire, tools, and cooperation driven by women changed humans’ ...

Arizona State University researchers will lead a panel discussion on household water insecurity at the American Association for the Advancement of Science (AAAS) Annual Meeting, which takes place in ...

A discovery that contradicts long-held assumptions about how tools were made at the time.

Researchers believe the ancient wood, found in Greece, is actually evidence of the earliest hand-held wooden tool usage in ...