The world's lightest solid material

Aerogel is the lightest solid material in the world. Semuyela istiphena the name of a
Scientists discovered it in 1931. Erojale 99.8% air and 0.'s%
Oksaida made ​​with silicon dioxide. Its concentration of 1.9 mg / cm. People
Size block weighs just 455 grams a erojala.
NASA space normally used for fishing in the dirt.

Famous Founder in this world are given below:

• Google - Sergey Brin, Larry Page
• Facebook - Mark Zuckerberg, Dustin Moskovitz, Chris Hughes, Eduardo Saverin
• Wikipedia - Jimmy Wales, Larry Sanger
• Youtube - Steve Chen, Chad Hurley, Jawed Karim
• Twitter -  Evan Williams, Biz Stone, Jack Dorsey
• eBay -  Pierre Omidyar
• Orkut -  Orkut Buyukkokten
• MySpace - Tom Anderson, Chris DeWolfe
• Friendster - Jonathan Abrams
• Yahoo - David Filo, Jerry Yang
• Hotmail -  Sabeer Bhatia
• Wikileaks -  Julian Assange
• Nimbuzz -  Evert Jaap Lugt

Robot

The R25 Robokind Launching on Kickstarter!