Huge undersea 'wall' discovered
A giant rock formation resembling a city wall has been discovered under the Taiwan Strait.

Japan's housekeeping robots
Tokyo University has unveiled its latest house-keeping robots which are able to do tasks ranging from washing dishes to doing laundry.

Global warming threat to ski industry
A lack of snow caused by global warming could be threatening the future of many ski resorts, according to scientists.

Explorer unveils new Arctic vehicle
The ice explorer Jim McNeill begins an Arctic Pole expedition training session today with his self-designed Qajaq.

Scientist in charge of collider
From Aberdare miner's son to the scientist at the centre of the "Big Bang experiment", Penny Roberts catches up with Dr Lyn Evans.

Rare sighting of snowy owl
Birdwatchers from all over the UK are flocking to Cornwall for a very rare glimpse of a snowy owl.