The world still holds mysteries, even the size of continents. And sometimes, the greatest discoveries are the ones we were never quite sure existed.

Brazilian researchers are using laser technology to unearth a lost Portuguese colony and challenge long-held beliefs about human settlement in the Amazon.

Rats have long been notorious for spreading disease, but a new study reveals just how much human-altered landscapes can ...

Invasive species cause environmental mayhem when they establish themselves in a new ecosystem. But these interlopers can also ...

Bypass the tourists and venture off the beaten track with any of these 12 countries, famed for their underrated charm and all ...