For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

The Princess of Wales and her youngest son Prince Louis proved they're Britain's greatest double act this afternoon with a ...

A new kind of personal aircraft is challenging the future of flight. It’s sleek, quiet, compact, and unlike anything else in ...

When it was released five years ago, Journey to the Savage Planet won us over with its crazy, colorful universe and its effective, if very classic, formula. Our review didn't get much of a reaction at ...

Kosmos 482 launched for Venus in 1972 but never left Earth orbit. The spacecraft has now lost enough energy that it can’t fight gravity anymore.

The pilot wanted to write a message that would "make anyone smile".

For a pilot, the first signs of flying into an ash cloud can include sudden darkness, fluctuating airspeed, and landing ...