At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

I’ve spent most of my life terrified of climate change and the apocalyptic future it seems destined to create. I was 2 years old when climate scientist James Hansen historically testified before ...

Tens of thousands of years ago, the first wave of a worldwide tsunami now known as the “Sixth Extinction” swept across the ...

Have you ever found yourself in a museum's gallery of human origins, staring at a glass case full of rocks labeled "stone tools," muttering under your breath, "How do they know it's not just any old ...

The strategy, known as synthetic biology, is gaining momentum globally as a conservation tool and human health solution, ...

Humans will likely go extinct eventually, leaving behind a planet that has to adjust in their wake. While there is no true consensus as to what a human-free world will look like, there are a number of ...