The latest stories from the Science & Environment section of the BBC News web site.
Updated: 4 min 36 sec ago
The US defence department is working on how to use old drones to provide wi-fi in remote locations, such as on the battlefield.
As puffins return to Alderney following the devastating winter weather, conservationists demand tougher laws.
A bird thought to be the world's oldest breeding osprey lays her 69th egg at a Perthshire nature reserve.
Teams searching for missing Malaysia Airlines flight MH370 are to deploy the Bluefin-21 robotic submarine for the first time.
Work begins on a scheme to restore native Caledonian pine forest in Speyside, which will involve planting almost 100,000 trees.
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How legacy of Elvis shaped latest UN climate report
A long-awaited UN report on how to curb climate change says the world must rapidly move away from carbon-intensive fuels.
Scientists are calling for a big shift to renewable energy as a solution to the problems caused by global warming.
A long-awaited report on how to curb climate change says the world must rapidly move away from carbon-intensive fuels.
A UN report on climate change is expected to call for a trebling of the planet's use of renewable energy to reduce the risks of global warming.
Climate researchers meeting in Berlin have been accused of not paying enough attention to the interests of developing countries.
A peregrine falcon nest is spotted on a ledge at the University Library in Cambridge after an environmentalist says he saw them mating on the side of the tower.
Why isn't plan to remove CO2 from atmosphere catching on?
A new treatment for hepatitis C cured 90% of patients with the infection in 12 weeks, say scientists after studies in Europe and the US.
As the UN's climate panel meets in Berlin, Germany's fossil fuel industry is as busy as ever, reports David Shukman.
The British Museum has been using CT scanners to reveal the faces of Egyptian mummies.
David Reid travels to the Cern institute in Switzerland to find out how film-makers are helping to make science stories more accessible to the public.
The competition to manufacture the next generation of Europe's most important series of weather satellites is won by Airbus Defence and Space.
Cities on frontline of climate change struggle