An acronym for "Light Amplification by Stimulated Emission of Radiations", LASERs are nowadays used almost everywhere. Be it medical sciences, printing press, military , law , networking & communications and what not, No field has remained unaffected by them! Lasers work on the principle of "Population Inversion". This involves increasing the number of atoms in the excited state than the number in ground state by different means. To make a laser work efficiently, it is necessary to have a large collection of atoms in the ‘excited state’. Nowadays, different types of lasers are available, which have different properties and varying uses. But along with this, there are also certain amusing facts about lasers, which only a few people know about. So here, we have a compiled a list of 8 lesser known facts about lasers, that will amaze you for sure!