Einstein and The Special Theory of Relativity

The video explores Einstein's equation of general relativity, which relates mass, energy, and gravity, replacing Newton's law of gravitation. It discusses the simplification of these equations and their implications for understanding the universe. Einstein's initial solution involved a static universe, but Friedman's alternative considered a dynamic universe. Einstein's cosmological constant, initially deemed a blunder, was later validated by the discovery of the universe's accelerating expansion.

What does Einstein's equation of general relativity relate?

What was the problem with Einstein's original equations regarding the density of the universe?

What were the two solutions to the problem of the universe having density?

What is the significance of the new term added to Einstein's equations?

How did Alexander Friedman's approach differ from Einstein's in solving the equations?

What did Einstein reportedly call his cosmological constant, and why?

What did astronomers discover in 1998 regarding the universe's rate of expansion?