Brown bears seen in area of Chernobyl disaster for first time in 100 years.
Study shows world's oldest computer based on Babylonian maths, not Greek trigonometry.
At a time when irreversible climate change seems a likely prospect because of man, the movie could have done without dwelling on the 'man as conqueror' theme.
Volcano on southern Kyushu Island sends smoke and ashes shooting 1km into the sky.
Report highlights problems of high-turnover electronics worsened by Black Friday shopping.
Seeing the rising waters, UNRWA has shut down its school in Gaza City, which is attended by 65,000 students.
Scientists finally name Earth's most abundant mineral discovered in meteorite.
Matthew Watson said we must weigh up what would happen if we do nothing to limit global warming.
DNA able to survive on outer shell of rocket re-entering Earth's atmosphere.
An invisible 'force field' has been discovered 7,200 miles above Earth, protecting the planet from "killer electrons".
Commander Alastair Denniston was a cryptologist during the First World War.
Sloppy drinking habit of dogs could be their way of beating gravity, says Virginia Tech and Purdue University study.
Methane and water were produced in a process that turned human waste into useful products.
Royal Society report finds risks from extreme weather are "significant and increasing".
Experts say vampire graves were the result of cholera outbreaks in Eastern Europe.
Astronomers discover invisible shield that blocks "killer electrons" from threatening Earth.
Photographer tell the story behind the most powerful pictures of the year.
Dogs are able to process information from speech better than previously thought, study finds.
New study shows voters are more likely to back an anti-fracking candidate.
A Nasa astronaut has made the first ever 3D-printed object in space, proving the tech could help ISS.
With energy being the biggest contributor to emissions, the International Energy Agency lays out a five-point plan for a low carbon energy sector.
In a cradle-to-cradle approach, scientists have been able to synthesise plastics from biomass that after use degrade to its initial molecules.
Commemorating 50 years since Mariner 4 was launched to Mars, Uwingu plans to beam to the planet 90,000 messages from the public using radio telescopes.
Council members of the city of Cambridge, Massachusetts want their capital and retirement funds out of Dow Chemical.
Three UK projects say geoengineering may not be a great way to fix the planet's climate.
A 13% decrease in fuel consumption has been shown by reducing drag on trucks fitted with these devices.
100 scientists around the globe crack the genome code of Strigamia maritime centipede which lost its sight 200 million years ago
Researchers converted sawdust cellulose into hydrocarbon chains that can be used in gasoline or plastic
Dan Kitwood photographs some of the 1,220 grey seal pups born at Donna Nook so far this winter.
Extreme weather events will not change climate change sceptics' views on global warming.