The future of Nuclear Energy, with guest Michael Mariotte, director of the Nuclear Information and Resource Service. Also: Mordechai Vanunu released from prison; Nuclear fuel rods lost in Connecticut; 3 comets will be visible in May; Albert Einstein’s close friend kept a detailed diary – now released to the public; NASA launches probe to test aspects of Einstein’s theory of General Reletivity; Michio Kaku’s new biography on Einstein hits bookstores this month.