The latest stories from the Science & Environment section of the BBC News web site.
Updated: 2 min 11 sec ago
Police in Alhambra in greater Los Angeles recaptured a giant tortoise after a brief chase along city streets.
Sand has a big future in computing and solar power
Instruments on the next Nasa rover will attempt to make air and fuel from the Martian atmosphere to support future human landings.
New method could make entire bodies transparent
Huge meat-eating, land-living dinosaurs evolved into birds by constantly shrinking for over 50 million years, new research shows.
Goalkeepers in penalty shoot-outs make a predictable error that could influence the outcome of the game according to new research.
Norman Baker - the minister in charge of regulating animal experiments - tells the BBC he wants them to end.
Engineers take a step towards having machines that can operate even when they are damaged by developing a robot that can teach itself to walk, even with a broken leg.
A deep-sea octopus is observed nursing her eggs for more than four years - the longest brooding time seen in any animal.
Tides and spin gave the Moon its strange lemon shape more than four billion years ago, research reveals.
Professor of planetary sciences Ian Garrick-Bethell explains what gave the Moon its unusually distorted shape.
US engineers have developed a prototype tablet display that compensates for an individuals' vision problems.
The reindeer herders fighting a British mining company
Micro-drones are just starting to catch up with the hovering and flight performance of the tiny hummingbird, say scientists.
The Milky Way is lighter than previously thought and is only about half the mass of a neighbouring galaxy, researchers conclude.
Coral munching fish give insight into conservation
Up to half a mile of land is being lost every 50 years due to coastal erosion, as Sian Lloyd reports.
Flamingos at a wildlife centre in Wearside produce their first egg in eight years, according to the charity that runs it.
Scientists have separated a particle from one of its physical properties - proving a theory known as the "quantum Cheshire Cat".
Despite dissent, MPs have endorsed the findings of a UN climate panel that says humans are the dominant cause of global warming.