Death of a Genius: Albert Einstein 1879-1955
There were many obituaries and reminiscences when Einstein died, and this brief article attempts to capture just a small portion of that.
Einstein spent the last thirty years of his life working on "the theory of everything", which would attempt to unify gravity and quantum mechanics. During those years, he was about the only person working on the problem, and he did not succeed. However, that question is still pursued today.