Is it ethical to have children? The new doc 'I Wish You Were Never Born' explores a movement against human reproduction ...

Fossils show humans coexisted with giant sloths and mastodons for thousands of years. Evidence includes modified sloth bones ...

The study found that unlike other vertebrates where competition generally suppresses speciation after ecological niches are ...

Discover the fascinating scientific predictions about which species might survive and potentially dominate the planet after ...

Contrary to Cope's Rule, today's animals, including polar bears, are shrinking due to climate change and human impacts.

In 2023, a controversial study introduced a dramatic twist to the story of human history by suggesting that our species came ...

The report suggests that Earth will cease to have any mammal inhabitants that cannot adjust to living with temperatures of ...

This year, we learned that our Neanderthal cousins were a lot like us, despite treading their own path that ended in ...

The Calyptocephallela gayi, or Helmeted Water Toad, is one of the largest frogs in the world, growing up to over 30 cm (1 ...

More evidence points to the fact that humans may have been in the Americas thousands of years before believed.

Life on our planet has experienced many mass extinctions over its 4.5 billion years. Scientists see evidence for at least ...

New research from several sites is starting to suggest that people came to the Americas earlier — perhaps far earlier — than ...