Expert says people lack knowledge and preparation for extraterrestrial intelligence
Meteor shower peaking on 23 and 24 May has potential to produce 1,000 meteors per hour
Second Ever Specimen Caught in Gulf of Mexico
Sea level rise would put coastal cities such as Mumbai, Tokyo or New York at risk.
Italian computer engineer solves 150-year-old mystery inside Homer's Odyssey.
Climate change to significantly increase the risk of unhealthy summertime ozone levels for Americans.
Best photos of the day: 6 May 2014.
A protein found in the blood of young mice can cure diseases like Alzheimer's and diastolic heart failure in humans.
Nasa has supplied a portable plant growth unit to ISS to grow lettuce for astronauts on board.
Expanding far-eastern demand for shark fin soup believed to be behind recent surge in numbers killed.
DEFRA warns Asian hornets responsible for six deaths in France could enter UK and wipe out fragile honey bee population
Earthquake followed by another powerful tremor, but no tsunami warning issued.
Protesters at Nottinghamshire site allegedly attack staff, and hurl racial abuse at guard.
Desperate families dig out survivors as 300 houses buried beneath 30 metres of mud
Village buried under mud and rocks as torrential rainfall causes mountain section to cave.
A prehistoric landmass once linking Britain with mainland Europe was sunk by a massive tsunami.
See the world spin in HD by tuning into the High Definition Earth Viewing (HDEV) experiment aboard ISS.
Nasa astronomers reveal possible oceans and layers of Jupiter's moon Ganymede that may support primitive life.
Hawking warns of an uncertain future where we lose control of AI.
Eta Aquarid meteor shower to peak on 5 May but will be visible for several days.
University of Sheffield scientists have developed the Geographic Population Structure to trace DNA background.
New study published in PLUS ONE disclaims previous theories about Neanderthals' demise
Costa Rican crocs provide salty snack for butterflies and bees on river banks.
Best photos of the day: 1 May 2014.
Researchers at Texas A&M University have found flower-shaped tar or asphalt volcanoes off coast of Galveston.
Several beaches in Perth closed after huge shark spotted hunting a whale 100m from coast.
The suit, created by ILC Dover, will be tested at Nasa's Johnson Space Center in November 2013.
Dutch astronomers from Leiden University have found a day on exoplanet Beta Pictoris b last 8 hours.
Astronomers warn that method of detecting alien life on other planets can produce false positives.
Nasa has announced the Curiosity Mars rover has drilled another hole into Mars to extract a sample for analysis.