For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general relativity. One explains the tiny world of particles; the other describes ...
(via Minute Physics) This video covers the General theory of Relativity, developed by Albert Einstein, from basic simple levels (it's gravity, curved space) through to the concepts of how curved ...
Space.com on MSN
What is quantum gravity? Scientists think it could explain the beginning of our universe
A new recipe of "quadratic gravity" could help to better define the picture of the Big Bang and the singularity that existed ...
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