These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...

Discover how the first mass extinction put jawed fishes on the map, species that would later come to dominate animal life on ...

Madhav Dhananjaya Gadgil, one of India’s most influential ecologists and a towering voice in the country’s environmental ...

A new analysis of enigmatic skulls from the Republic of Georgia suggest that Homo erectus wasn't the only human species to ...

Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...

The way Sahaleanthropus tchadensis moved has long been debated. The discovery of a small bump on the front of the thigh bone ...

A 26-ft (8-m) deep excavation in Indonesia has revealed that humans and a hominin species that pre-dates humans used the same ...

A seven-million-year-old fossil may mark the moment our ancestors first stood up and walked.