-advertisement-
Interesting fact:
If you could travel at the speed of light, you could go around the Earth 7.5 times in one second. In miles per hour, light speed is, about 670,616,629 mph!
If you could travel at the speed of light, you could go around the Earth 7.5 times in one second. In miles per hour, light speed is, about 670,616,629 mph!