40 Times people found out just how extraordinary the combination of nature and science can be

17. Crystal clear.

What happens when water gets really, really cold. from interestingasfuck

We all know how water can freeze in frigid temperatures, and this frozen lake looks like it’s made of crystal. If only this is a smoother surface, we can go skate on it.

55 Annoying know-it-alls who think they’re geniuses

50 Photos of people who found their doppelgängers in real life and had some questions