Friday, June 12, 2015


Everyone knows what is gravity: attracting things equally. If a feather is falling in less time than a pool ball is just because air friction. But, is it well engraved in your mind, in your brain. Do you really grasp the fact that everything, no matter mass they have will "fall" at the same speed. WATCH THIS ONE, now you will "get" it properly. Thx mista Brian Cox !

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