+37099 E=mc^2 shows the amount of enrgy 'E' contained in a mass 'm' is equal to 'm' x c^2 where 'c' is the speed of light
c= 3x 10^8 m/s c^2 = a REALLY big number, so you can see that only a small 'm' mass can produce a HUGE amount of energy (like in a nuclear bomb) !
