Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources. But how did the production of stone tools -- called 'knapping' -- start?

The Fermi Paradox has long perplexed scientists: if the universe is teeming with potential life, why haven’t we encountered any extraterrestrial civilizations? One of the most unsettling theories ...

Imagine looking back through Earth's incredibly vast history. We picture dinosaurs roaming lush landscapes, ancient oceans teeming with primitive life, and eventually, the rise of mammals leading to ...