Middle ages is a long historic European period where many interesting things have happened. One of them is black plague and the other is dawn of the renaissance.What else do you know about the era?
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.
You deleted everything from your USB key or a drive, so there should be enough free space to copy the new files, but you still get the not enough free space message in Mac OS X? This is what you need to do.
What is sea level, is it better to walk or run in the rain, why is it dark at night, what is dark matter and many more questions explained in short videos in a real fun and intuitive way.
Scientists have discovered vast amounts of freshwater beneath the oceans, miles away from the shore. Could this help with the global freshwater shortage?
Anybody know about the so called Tether Car racing? It looks nuts. Miniature model cars with powerful engines attached to a pole with a wire and going faster and faster.
India is geographically very dynamical country. There we can find mountains, rivers, lakes, oceans and much more. How good really is your knowledge about geography of India?