Nova ScienceNow T. Rex Blood/Epigenetics/Kryptos/Arlie Petters Profile (Season 2, Episode 5)
TV Episode | Documentary

Nova ScienceNow

T. Rex Blood/Epigenetics/Kryptos/Arlie Petters Profile (Season 2, Episode 5)

TV Episode | Documentary

A paleobiologist has discovered preserved blood vessels and red blood cells in a 68-million-year-old dinosaur bone.Epigenetics: It seems that diet and lifestyle actually change the expression of our genes.Kryptos: A sculpture called ...See moreA paleobiologist has discovered preserved blood vessels and red blood cells in a 68-million-year-old dinosaur bone.Epigenetics: It seems that diet and lifestyle actually change the expression of our genes.Kryptos: A sculpture called Kryptos in the courtyard of CIA headquarters, contains a code that has yet to be fully broken.Profile: Arlie Petters: A look at Duke University Professor of Mathematics and Physics, and his research in the field of gravitational lensing. See less

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Cast	+ Add Cast
20 cast members

Name	Known for
Derek Briggs Self Self See fewer	Nova ScienceNow (2005)
Chad Cohen Self / Correspondent Self / Correspondent See fewer	Incredible Human Machine (2007)
Kristi Curry Rogers Self - Paleontologist Self - Paleontologist See fewer	Bizarre Dinosaurs (2009)
Elonka Dunin Self Self See fewer	Nova ScienceNow (2005)
Manel Esteller Self Self See fewer	L'endemà (2014)
Jim Gillogly Self Self See fewer	Nova ScienceNow (2005)
Jean-Pierre Issa Self Self See fewer	Nova ScienceNow (2005)
Randy Jirtle Self Self See fewer	The Nature of Things (1960)
Said Musa Self Self See fewer	Nova ScienceNow (2005)
Arlie Petters Self Self See fewer	Nova ScienceNow (2005)
Raymond Rogers Self - geologist Self - geologist See fewer	Nova ScienceNow (2005)
James Sanborn Self Self See fewer	In Empty Arms (2014)
Ed Scheidt Self Self See fewer	The Hunt for the Zodiac Killer (2017)
Mary Schweitzer Self - paleontologist Self - paleontologist See fewer	T-Rex: An Evolutionary Journey (2016)
David Spergel Self Self See fewer	Nova (1974)
Peter Standring Self - correspondent Self - correspondent See fewer	Nova ScienceNow (2005)
Neil deGrasse Tyson Self Self See fewer	Batman v Superman: Dawn of Justice (2016)
Bernice Waight Self Self See fewer	Nova ScienceNow (2005)
Jennifer Wittmeyer Self Self See fewer	Nova ScienceNow (2005)
Jim Wyche Self Self See fewer	Nova ScienceNow (2005)