The millions of species humans share the world with are valuable in their own right. When one species is lost, it has a ...

This video explores extinct animals that disappeared before early humans reached their habitats. Fossil records reveal massive predators and herbivores that never overlapped with human populations.

Very few people live beyond a century. So, if no one had babies anymore, there would probably be no humans left on Earth within 100 years. But first, the population would shrink as older folks died ...

A new scientific study is uncovering unprecedented details about the lives and genetics of extinct human relatives. An international team of researchers has determined the biological sex of an ...

Human activity may be triggering the greatest extinction event since the asteroid impact that wiped out the dinosaurs, according to scientists. Their study, based on a review of decades of research on ...

A major milestone has been reached, with experts across Europe, including those at the Wellcome Sanger Institute in Cambridge, UK, sequencing 1,000 species of butterflies and moths. This includes ...

Ancient humans crossing the Bering Strait into the Americas carried more than tools and determination—they also carried a genetic legacy from Denisovans, an extinct human relative. A new study reveals ...

Shocking research has warned that humans are driving extinctions at a scale not seen since the mass extinction of the dinosaurs some 66 million years ago. The researchers from the University of York, ...

New research finds extinction rates have been declining for a century, challenging assumptions of an ongoing mass extinction.

(CNN) — The first known hand fossils from an extinct human relative have been unearthed in Kenya, revealing a species with unexpected dexterity and a gorilla-like grip. The hand bones, which were ...