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The Jet Propulsion Laboratory is the lead U.S. center for robotic exploration of the solar system, and conducts major programs in space-based Earth sciences and astronomy. JPL spacecraft have visited all of the planets from Mercury to Neptune.

Space.com provides information on everything Space - satellites, stars, astronomy, the Sun, planets, NASA and more.

Visit the official home page for Windows. Find help, purchasing info, and downloads for Windows 7, Internet Explorer, and other Windows products.

TechRepublic helps IT decision-makers identify technologies and strategies to empower workers and streamline business processes. The site delivers a unique blend of original content by IT professionals, peer-to-peer advice from the largest community ...

Download free computer wallpapers, pictures, and desktop backgrounds. A unique community with something for everyone! Find a new, fresh, high-quality wallpapers on Desktop Nexus! All safe and free.

Music, movies, TV, shows and now friends. Get connected on iTunes 10.

Put the internet to work for you.

National Geographic Science and Space Home Page.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.