Nearly half of Americans have social media profiles

48% of Americans over the age of 11 now have profiles on at least one social networking Web site, including 78% of teenagers, according to a newly released study.

Volcanoes may still be active on Venus

Venus is still capable of volcanic eruptions, data from ESA’s Venus Express spacecraft suggests.

New human species discovered

You wait ages for a new human species, and then two come along at once. Hard on the heels of the discovery of a new type of hominin in Siberia, an international team says it's found the closest yet type of australopithecine to modern humans.

Ice explorer satellite launches today

ESA's Cryosat-2 ice mission is set for launch today, aiming to give scientists some hard evidence on the state of the world's ice caps.

Solar powered plane soars over Swiss skies

The solar powered Impulse HB-SIA has successfully completed its maiden voyage over a picturesque Swiss airfield.

'Missing link' element created

Russian and US physicists have finally created element 117 - a superheavy element made of atoms containing 117 protons that is roughly 40 percent heavier than lead.

Teams compete in NASA moonbuggy race

More than 100 student teams from around the globe will this weekend take part in NASA's Great Moonbuggy Race.

Our universe may be inside a black hole, says physicist

Our entire universe may be located inside a wormhole, part of a black hole that lies within a much larger universe.

Climate change linked to Earth's orbital cycle

A geologist has discovered a link between regular changes in the Earth's orbital cycle and changes in the climate.

US wind power grid could provide reliable supply

Researchers have proposed a wind power grid linking offshore turbines along the east coast of the US as a way of smoothing out fluctuations in supply.

Hubble discovers mystery object orbiting brown dwarf

Astronomers have discovered a planet-like object circling a brown dwarf that appears to have formed much more quickly than was previously thought possible.

Japanese scientists create Cylon-like robot

A team of Japanese scientists have designed a robot that is reportedly capable of accurately laughing and smiling by mimicking human facial expressions.

Chikyu drill prepares to pierce Earth's mantle

The world's deepest drill is currently being prepped to pierce the Earth's enigmatic mantle.

Could graphene replace silicon?

Scientists at the University of South Florida (USF) have created an anomaly that could allow graphene to eventually replace silicon as the primary material in electronic devices.

Science writer wins key legal battle

We can all breathe a little easier, here on TG Daily - we can now write what we think with a little less fear of being chucked in a British slammer.

NASA releases people's pick of Mars photos

NASA has released the first Mars pictures commissioned by the public - and there's not a thumbprint or double exposure among them.

HD Radio gets new slate of support from BMW, Ford, others

At the New York International Auto Show, the company behind HD Radio technology announced that seven automakers have renewed their commitment to providing HD Radio as a standard feature.

Official 'Climategate' report clears scientists of wrongdoing

The UK government's first official report into the 'Climategate' scandal has concluded that the University of East Anglia did not tamper with climate data.

'Law of nature' broken, say physicists

Scientists at Brookhaven National Laboratory say they have broken one of the laws of nature.

Bionic eye could be in use within three years

Bionic Vision Australia (BVA) has created a bionic eye which it says could restore the sight of sufferers of retinitis pigmentosa and age-related macular degeneration.