Watch NOVAs

NOVA scienceNOW Episode 15 (July 2008)

Host Neil deGrasse Tyson explores the wonderful world of leeches, searches for intelligent alien life with SETI, examines a breakthrough that could allow for embryonic stem-cell research without the embryo, and goes deep-sea diving with marine-bioluminescence specialist Edith Widder. Watch now (44 mins.)

NOVA scienceNOW Episode 14 (July 2008)

Examine bird songs and what they tell us about language, learn how violent space weather causes the northern lights, see how structural engineers are developing "smart" bridges, and meet neuroboticist Yoky Matsuoka, who is developing a robotic hand that could one day be controlled by brain signals. Watch now (45 mins.)

NOVA scienceNOW Episode 13 (July 2008)

This broadcast looks at attempts to repair the Hubble Space Telescope, the discovery of our earliest primate ancestors, a dangerous bacterium that's making soldiers sick, and a profile of neurologist and cancer researcher Dr. Alfredo Quiñones-Hinojosa. Watch now (44 mins.)

NOVA scienceNOW Episode 12 (July 2008)

Explore genetic tests that can tell you your chances of developing diseases like diabetes and cancer, see how digital scans and clever algorithms can reveal counterfeit paintings, learn how artificial "trees" could someday help remove excess carbon from the atmosphere, and meet Pardis Sabeti, a geneticist by day and a rocker by night. Watch now (45 mins.)

NOVA scienceNOW Episode 11 (June 2008)

Host and astrophysicist Neil deGrasse Tyson examines new findings on dark matter, regaining lost memories, the art and science of digital forensics, and how a crowd can prove "smarter" than each of its individual members. Watch now (44 mins.)