SCIENCE

Fish sperm found to extract and recycle rare Earth elements.

Scientists say humans started a new geological era in 1945 with the start of the nuclear age.

Two unknown lizard species now priority for conservation efforts following discovery in Manila.

Key commodities like maize, rice, wheat or soya, and animal products, such as fish, meat, milk and eggs have reached their limits of extraction.

Planets outside solar system have day-night cycles meaning they could host life, study finds.

The Beagle 2 probe has been found on Mars 12 years after it went missing.

Present day banded hare-wallabies listed as endangered linked to giant Roos of the past.

New Horizons probe awakes to complete its mission to explore the former planet.

Climate change, species loss, land-use alterations and fertiliser overuse endangering Earth.

Craig Lowther spotted a mysterious flying object with pulsating light in the sky.

Calculations of orbits of trans-Neptune objects suggest presence of dwarf planets in Kuiper Belt.

At 24 kilo volts the system at Florida State University is the most powerful kind in research.

How bar-headed geese get from Mongolia to India discovered by scientists.

Marine wildlife facing devastation if Industrial Revolution of the sea continues.

Flora the pygmy hippo gave birth to a much-needed boy on Boxing Day.

Sea turtles appear to have inbuilt compass that directs them to beach where they were born.

Haunting photographs of abandoned places by urban explorer Johnny Joo.

Nasa's New Horizons will begin studying Pluto before closest approach in July.

Scientists find intelligent method of capturing more prey by tricking visitor insects.

Asteroid 2004 BL86 will pass Earth by a range of 745,000 miles on 26 January.

Hatch opened to US segment while wearing protective masks but no traces of ammonia found.

MIT scientists say meteors played less of a role in planetary formation than once believed.

Much of Britain has been turned into a winter wonderland, with roads and fields blanketed with snow.

Researchers now think the Neolithic Hongshan culture is the source of Chinese civilisation.

Acceleration of global sea level "significantly larger" than scientists predicted.

Queen Mary study shows testing for bovine tuberculosis is more effective than badger cull.

Blind woman Fiona Gameson says she calls her ability to see with echoes her 'bat sense'.

Nasa confirms all crew are safe after suspected toxic leak on ISS.

JAXA is studying roundworms on the International Space Station to help cure bone and muscle diseases.