The latest stories from the Science & Environment section of the BBC News web site.
Updated: 5 min 40 sec ago
More needs to be done to ensure the genetic diversity of wild relatives of key food crops are conserved to ensure future food security, a study warns.
Five cheetah cubs are in critical care after being born in rare caesarean section procedure
A bear bone found in a cave may push back dates for the earliest human settlement of Ireland by 2,500 years.
Lord West, former First Sea Lord, says he hopes experts will not choose to call a new polar research ship Boaty McBoatface, after the name tops a public poll.
The Australian and Tasmanian authorities abandon their campaign to allow logging in the Tasmanian Wilderness, a World Heritage site.
In an Oregon laboratory, a two-metre spider web made of aluminium and rope is beginning to unlock how orb weavers pinpoint struggling prey.
A camera has captured the hatching of bald eagles in Washington DC.
High-tech GPS equipment means it is not just the height of Ben Nevis that is being reassessed.
A very hungry caterpillar that devours box plants - a staple of formal English gardens - is named "top pest" of 2015 by the UK's Royal Horticultural Society.
How one of Africa's biggest solar farms could help South Africa solve its energy crisis.
Physicists studying the motion of sperm discover that the little swimmers flock together in tight groups if the surrounding fluid is "viscoelastic".
Most of us share 2-4% of DNA with Neanderthals; some have genes from Denisovans; but their genetic mark has vanished in some stretches of genetic code.
Ben Nevis, Britain's tallest mountain, is re-measured by Ordnance Survey and is now officially put at 1,345m high - a metre taller than before.
US theme park operator SeaWorld says it is ending its controversial orca breeding programme, after facing criticism over alleged poor treatment of its captive orcas.
Astronomers use the Hubble Space Telescope to investigate a clutch of monster stars on the edge of our Milky Way Galaxy.
A meteor has been sighted above Britain in the early hours with witnesses describing seeing a green flash.
A dog owner says her pet is "lucky to be alive" after contracting a deadly tick-borne disease that is expected to spread around the UK.
A search for pharaonic Queen Nefertiti's resting place finds possible "organic material" inside spaces behind walls in Tutankhamun's tomb, Egypt says.
Physicists say a supercomputer simulation of blood flow around the entire human body is showing promise, based on an experimental test.
The public are being asked to name the UK's new polar research ship, which will begin operations in 2019.