Invest virtual money on the web 2.0 stock market based on Alexa.com reach.

Originally reported by Michael Arrington (Tech Crunch)

Alexadex is a great new marketplace for web sites. Upon signing up the user is given $10,000 to start. The price of a share is set at the site’s daily reach [...]

In the search for that holy grail, the everlasting battery, not much has been accomplished over the 200 years since old man Volta rolled out the first crude battery back in the dark ages.

Source: TerraDaily / Gizmodo

Now those whiz kids at MIT are using nanotube structures to create new super batteries [...]

An Israeli startup’s invention will let rescue workers see through walls — and save lives.

Source: Cnn Money

The saver
Camero’s device, the Xaver (pronounced “saver”) 800, emits an ultra-wideband signal that travels through plaster, brick, and even reinforced concrete. It then calculates the distance and orientation of everything on the [...]

The Israeli company Sarin, developer and manufacturer of precision diamond and gemstone production technology, has recently started shipping a new system for cutting diamonds using green laser.

Source: Isracast

The new system, called Quazer, is based on proprietary technology and features a number of important breakthroughs in the sawing, cutting [...]