It travels around the room and its carpet-covered surface bumps into objects that come into its path, until it finds a resting place.

CNN: Clever clock stops you sleeping late

His path made easier by a slip on the greasy surface from Hearts skipper Pressley and a slip by Beslija led to Kilmarnock's second goal.

BBC: Hearts 0-2 Kilmarnock

The Long March will put Tiangong in a near-circular path around the Earth, just a few hundred km above the surface.

BBC: China ready for next space leap

The antibody was then carefully drawn across the surface at a height that allowed it to recognise and bind to any antigens in its path.

ECONOMIST: Microscopy

Orbiting the Earth in a path that was inclined at 45 degrees to the equator, passing as close to 590 miles to the surface of the Earth, Telstar could be used for just twenty minutes out of each two and a half hour long orbit to relay signals between the America, France, and the United Kingdom.

FORBES: Telstar, the Fifty Year Old Hero of Communication