A white orca is identified off Russia's Kamchatka peninsula - believed to be the first white adult seen in the wild.

A new trail from the Firth of Forth to the Firth of Clyde is proposed, which would be named after environmentalist John Muir.

German geologists find evidence that a tsunami recorded by the ancient historian Herodotus did indeed save a Greek village from Persian invaders.

A "miniature honeycomb" - or scaffold - could encourage nerves to grow in order to repair damage, according to an international group of researchers.

More Britons than not regard subsidies for wind power as a good deal, an opinion poll suggests on the eve of a major clean energy conference.

Birds with red, orange or chestnut feathers are more likely to suffer from cataracts, according to researchers.

A football swept away by the tsunami and found on an Alaskan island is to be returned after its teenage Japanese owner was identified.

The gap between male and female life expectancy is closing and men could catch up by 2030, according to an adviser for the Office for National Statistics.