The yellow-breasted bunting numbers are down by 90%.
Study looks at the link between volcanoes and plate tectonics.
LSE analysis shows China emissions may peak five years earlier than promised.
Eight new cases detected bringing total number of cases to 95.
LightSail successfully deploys in first test of solar-powered space travel.
Sugarcane biomass converted into compounds that can be used as green fuel and lubricants.
Ketamine may stimulate region of the brain's prefrontal cortex, scientists discover.
Adeline enables the lower section of a rocket launcher to detach and fly back to Earth as a drone
'The construction of a station on the moon would trigger a huge surge of technological innovation'
Tombs contained stone and wooden sarcophagi and statues of Egyptian Gods
Scientist discovers why all humans build fires with the same general shape.
Prosocial behaviour was shown by rats where they did not lose anything by not helping.
Roman Empire was trading in Aksum much earlier than believed, shows finding.
Archaeologists recreate lifts that carried up Roman lions into the Colosseum where they fought with gladiators.
The move to translocate the only population of Asiatic lions has not taken off.
The spirals are very small but easily detectable using optical readers.
The HRP-2 robot at the University of Tokyo calculates pushing postures and then repeats them.
Using joysticks with haptic pressure, two men were able to shake hands 5,000 miles away from each other.
Aerial photographs showing some of the ecological challenges faced by our planet.
Ongoing trials on rice crop could help cut indirect water consumption by 50%.
One of biology's biggest mysteries has been solved independently by a computer.
Lignin and tannin concentrations were reduced by the gene modification.
Park rangers left stunned after giant piles of worms mysteriously appear along Texas roads.
There are expected to be close to 10,000 nests in the colony.
The World Environment Day theme for 2015 is 'Seven Billion Dreams. One Planet. Consume with Care'.
Problems represent a small percentage of big picture, according to draft report.
Study disputes existence of global warming slowdown described by scientists over recent decades.
World Environment Day is observed on Friday 5 June to raise awareness of environmental problems.
New horned dinosaur has two 'comically small' horns over its eyes.
Polygamy is illegal in India, but taking a second wife to fetch water is common practice.