To express his ideas mathematically, Einstein needed new math : Riemannian Geometry: In 1912, Einstein’s friend Marcel Grossmann introduced him to Riemannian geometry and tensor analysis. This ...
Einstein's Equations Collide With the Mysteries of the Universe Nov. 11, 2024 — Why is the expansion of our Universe accelerating? Twenty-five years after its discovery, this phenomenon remains ...
Doctors at another Philadelphia hospital have voted to unionize, and two more groups of physicians could soon join them.