Science

12 Hardest Minerals In The World | On Mohs Scale

The hardness of any mineral is defined by their Mohs scale number: harder the mineral, higher its Mohs number. The Mohs scale was devised by a German geologist and mineralogist Friedrich Mohs in 1812. This method is based on the ability of one...

What Exactly Is String Theory? A Simple Overview

String theory says that indivisible subatomic particles are made of tiny little strings vibrating in a specific pattern.  Each vibrational pattern corresponds to a different particles. Electron is nothing but a string vibrating in one pattern, and a...