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.
An interesting video where a guy explaining why he believes that we have landed on the moon and tells also about waving flag, shadows and everything else.
Chemistry is the science that studies the composition, structure and properties of matter and the changes that occur during chemical reactions. Answer a few questions to see how good you really are in Chemistry?
