A vast stretch of islands across the South Pacific holds one of the oldest human stories on Earth. For tens of thousands of ...

A newly developed framework for understanding the photoproperties of both natural organic matter and eumelanin, a natural ...

Bacteria that live peacefully in the human gut can aim molecular syringes at intestinal cells and fire proteins directly into ...

While laughing seems uniquely human, it is not. Researchers now have compared laughter in humans to laughter in the various ...

With their killer instinct and feline prowess, the big-cat family represents some of the world's most impressive animals. All ...

Insects don’t tend to live very long lives, but one tropical butterfly has found a way to stay young.