The latest stories from the Science & Environment section of the BBC News web site.
Updated: 18 min 24 sec ago
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.
A rare bird of prey has been spotted hunting on the River Mersey, says a wildlife charity.
Medical and scientific research across the UK will suffer if Scotland votes for independence, claim the heads of three academic institutions.
Customers call the shots on Ariane 6
A baby rhino who was saved after his mother was killed by poachers is on the road to recovery, his rescuers have said.
US conservationists and a satellite imaging company have teamed up to use the power of crowdsourcing to halt the spread of destructive invasive plants.
One of Europe's premier scientific research laboratories - the European Synchrotron Radiation Facility - is to go through a 150m-euro (£120m) upgrade.