The latest stories from the Science & Environment section of the BBC News web site.
Updated: 6 min 38 sec ago
A guide to canine helpers
Shiny butterfly wings yield tech surprises
Female snapping shrimps are more aggressive than males when defending their territories despite their smaller claw size, a study shows.
Would shopping and cable cars ruin the Grand Canyon?
Edinburgh Zoo's Giant Panda Tian Tian has conceived after being artificially inseminated earlier this year, but experts say she is not technically pregnant.
Two UK spacecraft, including the first satellite made in Scotland, head into orbit on a Russian Soyuz rocket.
Long forgotten vials of smallpox left in a cardboard box are discovered by a government scientist at a research centre near Washington, officials say.
Similar memories overlap physically in the brain and this produces less confusion if the brain area responsible is larger, new research shows.
Health officials in West Africa say 25 more people have died from Ebola since 3 July, taking the total number of deaths to 518.
Around half of the genes that influence a child's reading ability also play a role in how easily they learn maths, say scientists.
Australia is sometimes the petri dish of climate change - a place where global warming is not just a theoretical concept but a tangible reality.
Nasa plans to send Google's 3D smartphones into space to function as the "eyes and brains" of the free-flying robots inside the International Space Station.
British scientists have made a "major step forwards" in developing a blood test for Alzheimer's disease.
The fossilised remains of the largest flying bird ever found are identified by scientists.
Senior neuroscientists attack a major European project aiming to simulate the human brain.
Rats can change the way they use their whiskers depending on how well they know their surroundings, new research shows.
A contraceptive computer chip that can be controlled by remote control has been developed in Massachusetts.
Wild elephants are being held in horrific conditions in Myanmar as smugglers seek to resume a lucrative trade to Thailand, a report says.
Teaching an endangered species to love again
Environmentalists accuse Commonwealth Games organisers of reneging on promises to create low emission zones around venues.