The word LASER is actually an acronym for Light Amplification by Stimulated Emission of Radiation. A laser emits light through a process of optical amplification based...
While astronauts are in space they gain anywhere from 1-2 inches in height. This is because in microgravity (without the force of gravity), the spinal column...
Talc is the softest known mineral and is listed as 1 on the Mohs hardness scale. It is a mineral composed of hydrated magnesium silicate with the chemical formula H2Mg3(SiO3)4 or...
Wild crows can recognize individual human faces and hold a grudge for years against people who have treated them badly. Researchers at the University...
