An award-winning conservation project to save the Tahiti monarch faces threats from rain, rats and fire ants.

Uncovering what lies beneath the world’s most notorious prison

Scientists say they've found a mechanism by which the scent of pine forests can limit the impacts of global warming.

The science team sifting data from Nasa's Kepler space telescope says it has identified 715 new planets beyond our Solar System.

The ancient Manx trees revealed by the storms

Archaeologists have mapped the remains of a Roman school of gladiators on the banks of the Danube in Austria.

Making sure the brakes work on Bloodhound

World-renowned climber Hamish MacInnes believes this winter in Scotland's mountains has the most snow since 1945.

More than 20,000 crops, including the first shipment from Japan, arrive at the "Doomsday seed vault" as the Arctic depository marks its sixth anniversary.

Scientists think they can now explain the astonishing discovery of a graveyard of fossil whales in Chile that accumulated more than five million years ago.

The scale of ancient woodland being lost to development in Britain is being made worse because of a lack of accurate data, say campaigners.

Gamekeepers in Scotland stepping up their campaign to end the ban on the docking of working dogs' tails.

Record numbers of malnourished seabirds are being washed up on beaches following storms, say experts.

Scientists in Scotland are given a £4.2m grant to develop new technology to test for one of astronomy's most elusive targets - gravitational waves.

The National Farmers' Union (NFU) condemns as "ludicrous" plans to flood farmland on high ground to prevent flooding in towns.

As smog once again blankets Beijing, the BBC's Martin Patience looks at the impact on China's capital and its residents.

Tanzanian Natural Resources and Tourism Minister Lazaro Nyalandu has told HARDtalk the country would put its stockpile of ivory "beyond economic use".

The likely scale of the radioactive plume of water from Fukushima due to hit the west coast of North America should be known in the next couple of months.

An ice age site said to be one of the last known places Neanderthals lived is being studied to assess storm damage.

Could a fashionable solution have prevented the Somerset Levels flooding?