Stephen Hawking discusses Baby Universes, UC Berkeley 1988

Stephen Hawking discusses the nature of black holes, baby universes, and the cosmological constant of the universe, at UC Berkeley, April 5, 1988. The UC Berkeley Library's collection of Stephen Hawking lectures on campus are available through MRC Vault: http://www.lib.berkeley.edu/mrcvault/..." http://news.berkeley.edu/   / ucberkeley     / ucberkeley     / ucberkeleyofficial   https://plus.google.com/+berkeley