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

In a popular sci-fi cliché, one day artificial intelligence goes rogue and kills every human, wiping out the species. Could this truly happen? In real-world surveys, AI researchers say that they see ...

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 ...

In the spirit of “everything is connected,” a new study found that the extinction of the dinosaurs paved the way for the ...