The unmanned New Horizons craft sends back a blurry photograph of the dwarf planet ahead of a flyby in July.
NASA says Dawn will explore why two visibly striking areas on the surface of Asteroid Belt body Ceres have different temperatures.
Scientists say their invention will help people find their way around unfamiliar places – but they also see other potential uses.
Already the most pirated show in TV history, the fantasy epic Games Of Thrones has been hit by a new leak.
Aerodrums allows users to play the drums without hitting any skins using motion-tracking software which watches you play.