19 Images That'll Teach You Some Cool Things About The World Around You

Even if you're a full-grown adult with a degree, job experience, or a family under your belt, you don't know everything there is to know about this world. As we get older, we should realize how little each of us knows (and how small we truly are in the world).Did you know... 1. This is how people collect lava? YouTube / USGS Fun fact: If you fall in a pool of lava, you will not sink into it. The density of lava is three times greater than a human body and between a hundred thousand to a million times more...