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Nova Sciencenow

Series 4, Episode 7

Season 4, Episode 7 of 8

The repair mission for the Hubble space telescope, as astronauts try to fix crucial equipment that was not designed to be repaired in orbit; studies on the brain of an epileptic to try to understand more about the link between brain structure and memory; using new data from cave stalagmites and the Mississippi riverbed to understand how and why earthquakes strike in the heartland; and a profile of neurosurgeon Alfredo Quinones-Hinojosa.

More From this Series

Previously Aired

Day
Time
Channel
8/25/2009
9 p.m.
PBS 6
8/26/2009
2 a.m.
PBS 6
8/28/2009
10 p.m.
PBS 6
8/29/2009
3 a.m.
PBS 6
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