tools

A star-forming region in the Large Magellanic Cloud, an irregular galaxy.

Astronomy, which etymologically means "law of the stars", is a science involving the observation and explanation of events occurring outside Earth and its atmosphere. Astronomy is often associated with astrophysics.

Google Earth, is a free virtual globe formerly known as Keyhole. It was developed by Keyhole, Inc., which was bought by Google in 2004. Keyhole was renamed Google Earth in 2005 and is currently only officially available for use on personal computers running Microsoft Windows. Google Earth overlays satellite imagery, aerial photography and GIS information over a 3D model of the Earth.

Flickr is a digital photo sharing website and web services suite.

Google Labs is a website demonstrating new Google projects "that aren't quite ready for prime time". It serves as a testing ground for new services being developed.

Tools available at Google Labs as for 2006:

• Personalized Home Page

• Google Extensions for Firefox

The name AltaVista refers both to an Internet search engine company and to that company's search engine product.

Google Hacking

Google Hacking is the 'art' of using Google.com's ability to recall mass amounts of data, to enter directories, find 'secrets' of the web and even attain personal, revealing or illegal information, such as passwords. Using Google's language for detailed searching, including characters like "+", "." and "/".