Alex Filippenko presents a public talk at UC Berkeley on February 19th, 2011, as part of the Science@Cal Lecture Series described at http://scienceatcal.berkeley.edu/lectures Black holes are regions…+ More details
Alex Filippenko presents a public talk at UC Berkeley on June 20, 2009, in celebration of the International Year of Astronomy, as part of the series described at astro.berkeley.edu/iya . Observations…+ More details
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