Researchers from University of New South Wales have found kangaroos use their tails to walk.
Search for Extra-terrestrial Intelligence programme to hunt for alien life by analysing radio signals.
'Bimbo with a bow' launches support group following worldwide backlash over hunting pictures.
Coral reefs degradation has been linked to a loss of fish species.
Palaeontologist Dean Lomax says UK was dinosaur paradise in his new book Dinosaurs of The British Isles.
Scientists debunk theory that gigantic monster from the deep ate 9ft great white
Oxford University scientist analysed "yeti hair" to discover origin of mythical beast.
UFO sightings are becoming more common than ever before – here are some of the most recent sightings.
Did the Apollo 20 mission in 1976 happen, or was it just a hoax?
Divers have located the wreck of a British steam ship called SS Sobraon off Tungyin Island, Taiwan.
A new species of cave beetle, called Duvalius abyssimus, has been found in Krubera cave in the Western Caucasus.
New Zealand Labour MP Trevor Mallard wants to bring back moa in Rimutaka Forest Park in Wainuiomata.
World Cup penalty takers take note: Bath University reveals three steps behind perfect spot kick.
Australia's Bureau of Meteorology says there is a 70% chance of El Nino developing this year.
Government plans to capture animals and put them in zoo or animal park over risk to other wildlife.
Prime Minister Narendra Modi says Indian Mars mission costs less than Hollywood blockbuster.
Russia has issued an unofficial ban on EU pork after swine flu cases in Lithuania and Poland.
Robonaut's design has already inspired Nasa to develop the "Iron-Man" like X1 exoskeleton.
Israeli start-up Tracense has developed an ultra-sensitive threat detection system using nanotechnology.
North America experienced huge baby boom between 500 and 1300 AD.
University of Surrey researchers want to send weather balloon with HD cameras up into space.
Nasa announces Low-Density Supersonic Decelerator (LDSD) test flight was a success.
Two-thirds of Emperor penguin colonies expected to decline by half by 2100, study finds.
Over 14,000 people displaced almost a year after Mount Sinabung started erupting.
Flying saucer built by Nasa completed a trip around the Earth on Saturday, despite parachute problems.
Number-cruncher calculates that chances of footballer being bitten by Luis Suarez are 'roughly the same as being bitten in shark-infested waters'.
Spaceman Reid Wiseman uses social media to show images of the Earth and space to followers.
Angara is designed to give a boost to Russia's space mission.
University of Leicester students calculate that it is possible for a man to walk on a ceiling.
A mouse-like animal that looks like a miniature elephant is a new species discovered in Namibia by California scientists