The latest stories from the Science & Environment section of the BBC News web site.
Updated: 44 min 17 sec ago
India's mission to Mars has 'resolved' a snag and appears to be back on track, its space research agency says.
The government's biodiversity offsetting plans are too simplistic and need to be strengthened if they are to "properly protect Britain's wildlife", MPs warn.
Satellite's final moments captured on camera from Falklands
How biometrics make your voice the best weapon against fraud
India's Mars mission has hit a snag after a planned engine burn failed to raise the spacecraft's orbit around Earth by the intended amount.
A camel tests positive for the Sars-like virus that emerged in the Middle East last year and has killed 64 people worldwide.
Destruction in Tacloban recalls great tsunamis
Researchers capture microwave signals and turn them in to electrical current capable of charging a mobile phone.
A new "broadband" invisibility cloak which hides objects over a much wider range of frequencies has been devised by US scientists.
In a highly emotional intervention, the head of the Philippines team at talks in Warsaw will fast until progress is made.
The European Space Agency's Goce gravity mapping satellite re-enters the Earth's atmosphere, burning up over the South Atlantic.
Disgraced former cyclist Lance Armstrong tells the BBC he will testify with "100% transparency and honesty" at any doping inquiry.
A Soyuz capsule returns to Earth carrying the Sochi 2014 Olympic torch, after its first spacewalk as part of the Russian lead-up to the Games.
Over the next fortnight, negotiators from all over the world are meeting in Warsaw in the hope of advancing discussion on a new global climate deal.
A new study links a ban on the uses of ozone depleting chemicals to a hiatus in temperature rises since the mid 1990s.
What India's space scientists and street children have in common
A one-tonne satellite is falling out of control and is likely to crash into the Earth sometime during the weekend, scientists have warned.
The search for the perfect take at the Baikonur Cosmodrome
BBC camerawoman Rachel Price describes what is it like to film a rocket launch in the Kazakh desert.
A US company formally launches an "electronic backpack" mobile phone app that controls the movements of cockroaches and defends itself against cruelty claims.