Season 1 Episodes8
Cast1

Morgan Freeman
Self - Host
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Ranked #2 of 8 in Season 1•+0.2 vs season avg
Every cosmologist and astronomer agrees: our Universe is 13.7 billion years old. Using cutting-edge technology, scientists are now able to take a snapshot of the Universe a mere heartbeat after its birth. Armed with hypersensitive satellites, astronomers look back in time to the very moment

Morgan Freeman
Self - Host
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"What Happened Before the Beginning?" is episode 4 of Through the Wormhole season 1. It scored 8.3/10 from 260 votes, ranking #2 of 8 episodes this season (season average 8.1). It aired on June 30, 2010.