Einstein's Final Effort - A Theory of Everything

Near the end of his life, Einstein continued to work on a theory which he aimed to be his most important. It would, he hoped, explain everything about the universe.

Working on it for thirty years, Einstein passionately believed in his work, but others thought he had lost his brilliant reasoning ability. His project, after all, was an attempt to square his belief in how God had created the universe ... compared to ... the world-changing scientific findings he had personally made.