That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

The crowd smoothly parts when Ponthier makes their way though, smiling and waving at fans. It’s a momentous homecoming, but ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Watch live as leaders arrive in Ankara for a two-day NATO summit as allies meet to discuss defense spending and a greater ...