Sailing stones, also called sliding or moving rocks is a geological phenomenon where rocks tend to move and leave long tracks into a valley surfaces like deserts without human or animal intervention.
Crows are one of the smartest birds around, but they don't stand a chance against lightning fast and agile falcons. Watch this amazing video to learn how falcons hunt in mid-air from their very perspective.
If you want to have a go at the latest Windows 8 Release Preview, you can install it in your existing Windows 7 installation using VMware Player free virtualization software.
I bet at some point you were wondering how much gold is there in the world. I know I have. See these mind-blowing 3D visualizations of gold compared to everyday objects to get a better perception.
I probably don't need to tell you that there's no such thing as a justified or reasonable cause for starting a war, ever. Watch this video and I think you will know what I mean.
Rover Curiosity is a really popular topic all around the world and I was just given a question what would been happen if an astronaut would take off the space helmet while being exposed on Mars?
