Who would have thought that already 3 decades have passed, since Bill Gates announced Windows Operating System. Check out how Windows have changed through all these years.
The latest DNA analysis of around 7,000 years old male hunter-gatherer from Spain may shed some new light over the theory of why European's skin became lighter in color.
A Black hole is a place in space where gravity pulls so much that even light can not get out. They are one of the greatest mysteries in space. Take this quiz adn find out how much do you really know about Black holes!
