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Asteroid - Will a doomsday rock the size of the Rose Bowl hit Earth in 2036?
Island of Stability - Follow the decades-long quest to create the elusive element 114.
Obesity - Examine the biology behind the compulsion to eat.
Profile: Karl Iagnemma - An innovative MIT roboticist is also an acclaimed fiction writer.
First Air Date : Jan 25, 2005
Last Air date : Nov 14, 2012
Episode : 40 Episode
Season : 6 Season
Runtime: 55:60 minutes
Studio: PBS
Country: United States of America