Blackle
Log on to: www.blackle.com
What to expect: This is what can happen if Google goes over to the dark side or has a blackout. Staying true to its name, it’s a near replica of Google albeit in black. Plus, the searches are powered by Google custom search.
USP: Blackle saves energy because the screen is predominantly black. It is based on the concept that colour settings and desktop graphics consume more power to display. They draw reference to a blog post, which claims that a black Google will save 750 Megawatt-hours per year. The website admits that while this figure may be debatable, even if the energy savings are small, it adds up in the long run.