With the announcement Thursday that scientists had discovered direct evidence of gravitational waves, one of Albert Einstein’s wildest theories was validated. But being a genius did not prevent the scientist, who died in 1955, from making mistakes. Some of his most significant errors occurred when he refused to believe the implications of his own ideas.
http://www.nytimes.com/interactive/2016/02/12/science/when-albert-einstein-was-wrong.html