BBC News | Science & Environment | World Edition
Pink iguana rewrites family tree
A type of iguana missed by Darwin during his Galapagos trip promises to rewrite the animal's history in the islands.
Holes give edge to new MoD armour
Scientists from the UK Ministry of Defence (MoD) have devised ultra-hard vehicle armour to protect military personnel.
Getting into space by broomstick
The proposed space elevator project could be powered by a simple new approach, demonstrated using a broomstick.
Mars rovers roll on to five years
The US space agency's Mars rovers celebrate a longer-than-expected five years investigating the Red Planet.
Scientists dismiss 'detox myth'
Products that claim to help the body "detox" are often based on meaningless claims, scientists warn.
Playing golf can 'damage hearing'
A new generation of hi-tech clubs means golfers may be risking their hearing for their sport, according to research.
Fence hope for Tasmanian Devils
Scientists want to build a fence on Tasmania to prevent the spread of a cancer that could wipe out the Tasmanian Devil.
Nano device 'times drug release'
Researchers say they can harness the power of gold nanoparticles to devise a better way of delivering drugs to patients.
Parrot fashion - student learns about zoo keeping
Learning what it takes to become a zoo keeper
Why good green food isn't just for Christmas
Why good green food isn't just for Christmas
Ozone protection feels the heat
Ozone and the lesser of the environmental evils
Vision chips
Mobile phone chips prepare for a generational shift
Leading light
The Islamic genius working 700 years before Newton
Mammoth clues
Did space impacts wipe out the woolly beasts?
Stolen species
BBC joins police raid on Brazil's wildlife traffickers
Earth Watch
2009: year of climate, gorillas, Darwin and whaling
Topping out
World's newest tall building set to reveal secrets
Cancer cells 'cheat suicide call'
Cancer cells are able to escape death by reversing a process which triggers suicide in normal cells, scientists have shown.
Nanotech could sharpen snaps
Research into creating tiny structures on light sensors could mean digital cameras take better pictures.
'Bug' could combat dengue fever
Humans could be protected from dengue fever by infecting the mosquitoes carrying it with a parasite, say researchers.
Science blow for Scots in 2008
BBC Scotland education correspondent Seonag Mackinnon looks back at the major issues of 2008.
Grim details of Columbia disaster
The space shuttle crew tried valiantly to regain control of their doomed orbiter, says a Nasa report into the 2003 disaster.
Coral reef growth is slowest ever
Growth of corals in the Great Barrier Reef has slowed to the most sluggish rate in 400 years, researchers say.
Escaped beaver fells river trees
A beaver that has been felling trees after escaping from a farm is being hunted by conservationists.
China finds major dinosaur site
Chinese researchers have unearthed what they believe is the largest collection of dinosaur bones ever found.
Plants 'more important than ever'
The role of plants has never been so vital, says the head of Kew Gardens, as the site turns 250 years old.
Inside Shackleton's polar refuge
Stepping back in time inside Shackleton's hut