Prehistoric stone tools were invented multiple times before becoming a staple

It was a crucial and defining moment in human evolution.

Over half of the world’s wild coffee faces extinction, new research finds

We’re not facing a shortage of coffee right now, but scarcity is possible in the near future.

Condensing towers could make water from thin air in the driest places on Earth

The Namib desert is one of the vastest and driest deserts in the world. There is little water to be found here, so the few critters calling the desert home had to learn to adapt in order to survive. One particular beetle species stands out through the ingenuity with which it manages to quench its thirst – it doesn’t need