Nova Sciencenow

Series 4, Episode 2

Season 4, Episode 2 of 8

Astronomers on the brink of finding "another Earth" in our galaxy, using a new planet-hunting machine: the Kepler telescope; Rudy Tanzi, a pioneer in discovering genes for Alzheimer's disease, and others who are on the hunt for the genetic key to autism; the use of computers to authenticate paintings; and a profile of spider scientist Maydianne Andrade.

Previously Aired

Day
Time
Channel
7/7/2009
9 p.m.
7/8/2009
2 a.m.
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