The circular grass creations, that look like something out of a different planet scattered throughout the Namib Desert have long been one of the mysteries of science.
Our planet is one of the kind in the solar system, too bad we sometimes tend to forget how unique it really is. Find out if you know some interesting and basic facts about the planet Earth.
If you leave your computer running on a 24/7 basis you might be interested in determining the amount of uptime that has accumulated since the last reboot.
Half a million Lego pieces put together in an amazing life size air powered car that is able to reach speeds up to 20 mph, how incredible does that sound?
