March 21, 2011
How Much Energy in Universe?
Natalie Wolchover, Life's Little Mysteries
Life's Little Mysteries
Considering the amount of energy packed in the nucleus of a single uranium atom, or the energy that has been continuously radiating from the sun for billions of years, or the fact that there are 10^80 particles in the observable universe, it seems that the total energy in the universe must be an inconceivably vast quantity. But it's not; it's probably zero.
TAGGED: energy, Universe