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

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Our technical wizards have been fine-tuning the new mobile-friendly version of PC Authority. Grab your iPhone, Nokia, Windows Mobile or favourite handset to take a look.

From theories to expand your mind, big idea to ponder and mysteries of life and the universe. Here are four sites that that ponder really, really big questions

Looking for some suitably-impressive DSLRs to dream about in addition to the Canon EOS 5D Mark II? Ground zero for feasting your eyes on DSLR-tech is this weekend at the Sydney Convention and Exhibition Centre this Saturday and Sunday

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

The world wide web is celebrating its twentieth birthday. Over those last two decades, the web has changed the way society works, plays, and interacts..

More than 20,000 people voted for the best and worst technology in this year's Awards, including the best ISP, laptop brand, wireless router, and best online retailer. See who won and who lost.

The company said that its new Kindle Books application will allow Windows PC users to purchase, download and read e-book titles from Amazon's Kindle Store service..

Produce a digital photo album

Once you've tasted the freedom of surfing the Internet on your smartphones, it's hard to go back. Fortunately, a number of mobile phone providers offer great deals on smartphones with included data. We've assessed their ease of use, features and handset design.

Is Stephen Sinofsky the right man to be in charge of Windows at Microsoft? Also: remembering the Atari, photos of Blizzard's fascinating HQ

Get your kids to design LEGO models

A phone with twin SIM card slots offers the convenience of two phone numbers, although the phone suffers from a couple of basic usability and performance problems.

Not content with pitching Core i7's power to PC enthusiasts, Intel is taking the message to the general public. On scooters.

Wondering how to make the most of the digital entertainment revolution? Here's our guide to the best digital media technologies for your home

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Breathtaking images of high-tech airline machinery, homemade 747 simulators, and edge-of-the-seat onboard videos from Formula 1 race cars.

The computational knowledge engine Wolfram Alpha has launched a new version optimised for use on Apple's iPhone and iPod.