The fastest land animal in North America is the American pronghorn, and previously, researchers thought it evolved its speed because of pressure from the now-extinct American cheetah. But recently, ...

Does string theory—the controversial “theory of everything” from physics—tell us anything about consciousness and the human brain? If you're enjoying this article, consider supporting our ...

In microgravity, bacteria-infecting viruses still work—but the battle unfolds in a whole new way. The strange conditions of space pushed both sides to evolve differently, revealing clues that could ...