Discover how Google Sky, Microsoft's WorldWide Telescope, and dedicated software such as Starry Night or Stellarium allows you to explore the stars and view the planets in stunning detail without even touching a telescope

Hubble and Herschel aren't the only star gazers in the universe. New born stars have been sighted at the centre of our own galaxy with the help of NASA's six year-old infrared telescope, the Spitzer

Scientists have used the aptly named 'Very Large Telescope' in Chile to get one of the clearest views ever taken of the Arches Cluster, a cluster of young stars that teaches us much about our own Milky Way.

Incredible images and places to explore the stars of the night sky, photo albums of nebulae, galaxies, and breathtaking maps of the universe

If you're shopping for a new LCD or plasma TV you'll soon start noticing those familiar energy star stickers on flat screens.

Protect your personal data with these essential downloads that offer spyware protection, data encryption and more

Still looking for Christmas gift ideas? We’ve listed five DVD box sets that could be ideal fillers for your Christmas stockings.

Is it possible to run all your electronic gadgets - even your laptop - on renewable energy sources? PC Authority's eco-warrior Matthew Sparkes gets on his bike.

The U.S. Army plans to spend $50 million on developing video games over the next six years for training soldiers.

As if it wasn't enough that nerds control the world, now they want to conquer space, with Silicon Valley ‘celebs’ lining up to send their digitised DNA off to the final frontier.

MySpace website, home to garage bands, pop stars and countless randy teenagers some of who may be too young to understand the value of money, have partnered with the banking giant Citigroup

Lots of positives here, but a few minor negatives, too

Still a gorgeous-looking and highly capable HD projector. This fine unit receives six stars, especially at its competitive price.

Online project Galaxy Zoo, which uses volunteers over the internet to help spot new astronomical findings, has discovered a rare group of galaxies called the 'Green Peas'.

Another cracking Panasonic flatscreen, which impresses with both its integrated TV tuners and external sources

Over 60 new tracks plus more to download means our love affair with Guitar Hero continues. It’s only rock ‘n’ roll but we like it – a lot

Two of the best small compacts on the market. Quality differences are on a knife edge, but the Canon wins for superior features and handling.

For every way that the web has improved life, it has also made things more complicated, frustrating and dangerous..

We caught up with Karl Urban, who plays 'Bones' in the new Star Trek film. Karl gives us his thoughts on possible Trek sequels, being typecast, his favourite gadgets and the answer to those elusive Tron 2.0 rumours.

Could a new wave of cheaper ultra-portables make you reconsider the cheap-as-chips netbook?