Dark energy may be less energetic than previously thought

This is interesting. ¬†Astronomers discovered dark energy, the energy causing the rate of expansion rate of the universe to speed up, by looking at large numbers of Type 1a supernovae. Type 1a supernovae are white dwarfs (collapsed stars after their fusion has gone out) that explode. ¬†What causes a previously stable white dwarf to explode? … Continue reading Dark energy may be less energetic than previously thought