The Universe Season 4 Episode 12

Ours is a universe of energy, from powerful jets ejected from black holes to the raw nuclear fury of our Sun. But, the total amount of energy in the universe maintains perfect equilibrium–no more can be added or taken away. Because of this, there are enormous amounts of energy being transferred…electric, thermal, kinetic and magnetic energy are just a few that keep our universe balanced–and create awesome cosmic events and stellar displays.