Every once in a while you stumble upon extraordinary people that make you really re-think about the current affairs and the ways of the traditional education systems.
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.
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.
Daylight saving was first introduced by European countries during World War I, with much of the U.S. joining the party in 1918. The idea was that more hours of daylight would "conserve coal for the war effort.
Check out the Russian Soyuz TMA-05M space rocket launch with three spacemen on board who will be docked to the International Space Station for the next four months.
Slit Camera Photography might be something you never heard of before, but I bet you already saw at least one example of it, you probably just didn't know it's called that way.