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.
Meet Daniel Tammet, math genius who can recite 22,514 digits of Pi, perform difficult calculations one would usually need a computer to resolve, speak 10 different languages and also happen to be autistic.
See these never before seen incredible looking images of unborn animals that were made with a combination of ultrasound, wee cameras and computer design.
When two top of the line predators meet one would think the fight would last longer. But not this time, incredible footage by National Geographic showing Jaguar taking down the caiman.
Awesome video of a father and son who send a weather balloon with son's favorite toy to the very edge of space. And if you are the first to answer the question correctly you will get a reward.
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.
