EPA delivers strong message on climate change

The Environmental Protection Agency report says climate change is unequivocally causing hurricanes and heat waves.

Earth microbes could contaminate Mars

Common bacteria found on spacecraft may be able to survive the harsh environs of Mars long enough to inadvertently contaminate Mars with terrestrial life.

Molecular computer mimics human brain

A team of researchers from Japan and Michigan Technological University has built a massively parallel molecular computer.

US military loses contact with experimental hypersonic vehicle

The US military has apparently lost contact with an experimental hypersonic vehicle over the Pacific Ocean.   

Software lets driver control car with eye movements

A German team has developed software that lets drivers steer simply by looking in the direction they want to go.

Beware alien invaders, says Stephen Hawking

They say strangers are just friends you haven't met yet - but it's not a view Stephen Hawking shares. In a new documentary series for the Discovery channel, he suggests that we should be avoiding making contact with aliens at all costs.

Ancient asphalt domes 'like an artificial reef'

WHOI scientists have discovered a group of giant asphalt domes under the sea off Santa Barbara, California.

Japanese scientists design mind-reading robots

Japanese scientists are preparing to develop "mind-reading" robots and consumer electronics that can be controlled by thought.  

Hubble just gets better with age

The Hubble Space Telescope celebrates its 20th birthday today with the release of another photo that could come straight from the cover of a 1970s prog rock album.

Whale poo saves world from global warming

Save the whale, and it'll save you too, say Australian scientists, by recycling iron in the ocean through its poo.

Study aims to settle health concerns over long-term mobile use

A new long-term study is to investigate a possible link between the use of mobile phones and long-term health problems such as cancer.

Ocean acidification intensifying, says committee

The oceans are acidifying more quickly than at any time in hundreds of thousands of years, the National Research Council has reported to Congress.

Upgraded air traffic control technology hits speed bump

Significant problems have forced the US Transportation Department to take a step back from upgrading its highly outdated air traffic control system.

Hulu paves way for new premium, $10/month service

Viewers who feel limited by Hulu's five episode cap for each series will soon be able to pay a monthly fee for unlimited access to an entire back-catalog of TV content.

US Air Force preps classified space plane for launch

The United States Air Force (USAF) is preparing to launch a top-secret robotic space plane from Cape Canaveral, Florida.

Caltech develops 'sound bullets'

Caltech researchers have built a device that produces highly focused, high-amplitude acoustic signals dubbed 'sound bullets'.

Solar observatory sends back first dramatic pictures

The new Solar Dynamics Observatory (SDO) could be as important to science as the Hubble Space Telescope, says NASA, as it releases its first close-up pictures of the sun.

New $100 bill uses thousands of lenses, has a 3D effect

The US Treasury Department has introduced a new makeover to the $100 bill, which now has moving images, 3D effects, and changing colors as the most robust anti-counterfeit note in the country's history.

Coming soon: buy digital content at airports

If you plan on flying out of Atlanta this summer, you'll be one of the first to see what could be the first of many new airport kiosks: one that offers movies and music downloaded directly to a memory card.

Spacecraft gets up close to Venus

The Venus Express spacecraft has completed an 'aerodrag' exercise, using its solar wings to catch and measure faint wisps of atmosphere just 180km above the planet.