Scientists analyzed the urine of wild chimpanzees who'd feasted on fallen fruit to see how much alcohol they consumed from the fermented sugars.

Researchers have devised a new tool for discerning between naturally occurring viral outbreaks and those resulting from lab ...

When the asteroid ended the age of non-avian dinosaurs, it cleared ecological space on a global scale. Small survivors ...

According to a statement released by the University of Tübingen, an international team of researchers who evaluated a fossil femur unearthed at the site of Azmaka in southern Bulgaria suggests that it ...

Scientists discovered some of the oldest bony fish fossils in China. The fossils explain the early history of animals with backbones.

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.

A single femur found in Bulgaria appears to represent an ape or early hominin that walked on two legs before any known African hominin, but the evidence is far from conclusive ...

Commentary: We have people promoting conspiracy “theories” for a variety of reasons. The one thing they all have in common is the lack of verifiable evidence.

Researchers believe these creatures started out on four legs and later began walking on two legs as they grew.

For years, we suspected that Alvarezsaurids underwent a rare process of evolutionary miniaturization directly coupled to a ...

Tiny fossil teeth from Colorado are revealing new clues about the very first relatives of primates, including humans.

Little Foot, a 3.67 million-year-old human ancestor, is getting a digital facial reconstruction after her skull was crushed in a cave.