The latest stories from the Science & Environment section of the BBC News web site.
Updated: 44 min 48 sec ago
Peacocks make fake sex sounds to attract females’ attention, say scientists.
A kidney stone, a head louse egg and bright pink agricultural sludge
Light pollution is having an impact on the regeneration of tropical rainforests because it disrupts the behaviour of seed dispersing bats, a study suggests.
Three years after Japan was hit by a massive earthquake, tsunami and nuclear disaster, is the fear of radiation actually a bigger killer than radiation itself?
The two cosmonauts, Oleg Kotov and Sergei Ryazansky, and American astronaut Michael Hopkins, have landed safely after completing their Sochi Olympic torch mission.
The Scottish environment secretary is to make a statement to MSPs about a radiation problem at a nuclear test reactor in the Highlands.
The UK government is to allocate up to £185m on three international science projects.
Two fossilised fragments from a crocodile skull found on the Isle of Wight indicate the discovery of a new species, researchers say.
Elephants are able to work out ethnicity, gender and age from the sound of a human voice, according to a study.
A great white shark has become the first of its species to be observed crossing from one side of the Atlantic Ocean into the other.
A Japanese scientist behind a seemingly groundbreaking stem cell study says the findings should be withdrawn amid doubts over its quality.
A great white shark could become the first of its species to cross the Atlantic ocean.
Dr Paolo Bombelli, a biochemist at the University of Cambridge, discusses how moss was used to power a radio.
Bang Goes The Theory returns on Monday, with a look behind the scenes at one of the most secret locations in the UK, the control room of the National Grid.
A study calls on the world’s sailors and seafarers to help map the oceans’ phytoplankton, microscopic plants that form the bedrock of marine food chains.
Koichi Wakata is the first Japanese astronaut in history to take up the post of commander on the International Space Station
A campaign is launched to help track juniper numbers across Scotland as figures show the plant could be nearing extinction.
Scientists identify four new man-made gases that are contributing to the depletion of the ozone layer.
Animals and electronic noses may soon transform medical diagnosis
Building gigantic walls across the US could protect Tornado Alley "forever", a physicist says, though critics say the idea is unworkable.