NOVA scienceNOW S02E05 · Dino Blood?

Overview

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 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.

Torrents

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Episodes

1. 1 1. Asteroid2006-10-03The Apophis asteroid, the size of a football stadium, is headed towards Earth and should arrive in 2036.Island of Stability: The long road to creating element 114.Obesity: The bio
2. 2 2. Mass Extinction2006-11-21What caused the greatest mass extinction nearly 250 million years ago?1918 Flu: The 1918 flu virus is revived and decoded in the hopes that we can learn from it before the next pan
3. 3 3. Aging2007-01-09A look at recent research on the aging process, and how we might slow it down.Space Elevator: The possible creation of a "space elevator" made from nanotubes, and a NASA contest de
4. 4 4. Sleep2007-07-10Sleep may play an important role in strengthening memories.CERN: The Large Hadron Collider (LHC) nears completion at the international particle physics lab in Geneva, Switzerland.E
5. 5 5. Dino Blood?2007-07-24A 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 th