The latest stories from the Science & Environment section of the BBC News web site.
Updated: 8 min 17 sec ago
The US military is funding a project to develop electronics that can self-destruct like the secret messages in the Mission Impossible TV show.
The UK government launches its plan to replace, refine and reduce animals in research, but campaigners are disappointed.
Scientists discover the earliest evidence of human footprints outside of Africa on the Norfolk coast in Eastern England.
Children who live near overhead power lines do not have an increased risk of developing leukaemia, a study has said.
Lifting the lid on a Colossal WWII code-breaking secret
How do farmers save livestock amid floods?
Scientists believe that Pacific salmon sense changes in intensity and angle of the Earth's magnetic field to find their way in the ocean.
A test image from Europe's billion-star surveyor, Gaia, is released, confirming it is on track to begin operations in the next two or three months.
News reports of scientific breakthroughs may be nothing of the sort, say scientists who reckon the media are too ready to believe a press release.
Companies marketing toys at just boys or girls are damaging the economy by causing fewer women to take up science and engineering, a minister says.
A Nasa spacecraft in orbit around the Red Planet has spied a fresh impact crater on the Martian surface.
Slight modifications to sea defences - at little or no extra cost - can boost biodiversity found in intertidal zones, a study suggests.
A new Scottish government project creates new signs to help describe the solar system in sign language.
Scientists in Australia are working to classify a new species of giant jellyfish that washed up on a beach in Tasmania.
Temporary stints being blind heighten other senses and might become a useful therapy for people with hearing problems, animal research suggests.
A centuries-old tradition of herding livestock could be under threat in the Chinese region of Inner Mongolia from new business and production methods, herdsmen are warning.
The proposal to curb plastic bag use in England by introducing a charge is far too complicated, say MPs.
Is Australia's love affair with solar power losing its heat?
First pictures of UK-built drone Taranis revealed
Shivering for 10-15 minutes a day could be equivalent to doing an hour of exercise, a study suggests.