The latest stories from the Science & Environment section of the BBC News web site.
Updated: 1 min 22 sec ago
Nearly 50 of Britain's special wildlife sites were hit in the "devastating" recent flooding, according to a new assessment.
A fridge has been discovered sending out spam after a web attack managed to compromise smart gadgets.
A fragment of bone unearthed in 1999 could be the remains of King Alfred the Great or his son Edward the Elder, experts say.
More white rhinos were illegally killed in South Africa in 2013 than in any previous year according to government figures.
Alasdair Brock, from Natural England, is working to restore Wedholme Flow near Carlisle, a peat bog which was badly damaged by years of peat extraction. But as he showed the BBC, some parts still contain lots of peat.
US lawyers are to challenge the drugs used in executions in Ohio after a murderer took 25 minutes to die from a new lethal cocktail.
Britain's gardeners are still using too much peat compost, despite more than 30 years of campaigns, according to the Royal Horticultural Society.
Scientists are saying that the Sun is in a phase of "solar lull" - meaning that the Sun has fallen asleep - and it is baffling them. Rebecca Morelle reports.
The level of greenhouse gases is rising rapidly and far greater global efforts are needed to tackle the issue, a leaked draft UN report has warned.
Google says it is testing a "smart contact lens" that can help measure glucose levels in tears.
Secret life of coral revealed by time-lapse photography
The UN body tasked with removing and destroying Syria's chemical arsenal says security concerns have slowed down the process.
The government is forced to clarify its claim to be spending more on flood defences than ever before.
Ministers are being urged to show greater leadership on flooding by keeping water in the hills away from homes
A new world record for the longest echo in a man-made structure is set in a Scottish underground fuel depot constructed before World War Two.
China's Jade Rabbit Moon rover has completed its first examination of the lunar soil, reports say.
More imaginative schemes to help prevent flooding should be considered and promoted by the government, engineers have said.
Secrets of the speedy elephant shrew
The satellite that will track tropical storms on the move
Scientists say they have solved the mystery of why birds fly in a V formation, by tracking critically endangered birds that were being trained to migrate.