NOVA scienceNOW

Season 2 Episode 5

T REX Blood? - Epigenetics - Kryptos - Arlie Peters

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Aired Tuesday 8:00 PM Jul 24, 2007 on PBS
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T REX Blood? - Epigenetics - Kryptos - Arlie Peters
AIRED:
Nova Science Now explores, preserved soft tissue, including possible blood vessels and red blood cells, are turning up in dinosaur fossils. Our lifestyles and environment can change the way our genes are expressed, leading even identical twins to become distinct as they age. A coded sculpture at CIA headquarters has yet to be fully broken. A boy from a rural village in Belize grows up to become a world-class mathematician and cosmologist.moreless
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