This video presents a comprehensive timeline of North America’s prehistoric creatures, from early ocean dwellers to the ...

A 430-million-year-old fossil reveals that the first leeches were ocean predators, not bloodsuckers. The discovery radically shifts the timeline of leech evolution by more than 200 million years.

Mountains cover more than a quarter of the Earth’s land surface. They carry deep spiritual significance, regulate weather and ...

THE oldest giant otter at a New Forest wildlife park has died at the age of 18. Panambi, born in 2007, came to New Forest Wildlife Park in 2008 and became the park’s oldest otter and the matriarch of ...

New research has found killer whales tag team with dolphins to hunt salmon. This is the moment an orca was spotted for the ...

National Geographic Explorer Paul Salopek is retracing the path of human migration. More specifically, the scientific community's best guess for the likely path of early human migration. While walking ...

How monogamous are humans, really? It’s an age-old question subject to significant debate. Now a University of Cambridge ...

How are biodiversity losses reshaping how ecosystems function? A recent study quantifies the impact of biodiversity and ...

A pair of woolly mammoth vertebrae in Alaska have been dated to around 2,000 years old, making them by far the most recent ...