Rare fossils in India threatened

Nature protected rare fossils for millions of years, but humans are now destroying them, says the BBC's Salman Ravi in eastern India.

'Neglect' of codebreakers' HQ

UK computer scientists sign a letter criticising the ongoing neglect of Bletchley Park - home of the wartime codebreakers.

HP's plan to fix ailing planet

Hewlett Packard's nanotech lab plans to build a central nervous system for the Earth and help businesses at the same time.

Manned spaceship design unveiled

The first official image of a proposed joint Russian and European manned spacecraft is unveiled.

HIV drugs 'add 13 years of life'

Life expectancy for people with HIV increases by 13 years on average since the late 1990s, survey finds.

Renewables mandate 'undermined'

Green groups accuse the UK government of trying to sabotage Europe’s rules on renewable energy.

Arctic 'has 90bn barrels of oil'

The Arctic is estimated to hold some 90bn barrels of oil, according to data from the US Geological Survey.

Fossils date Dry Valleys' origin

Tiny fossils time the climate shift which gave rise to Antarctica's Dry Valleys, a landscape akin to Mars.