NOVA | scienceNOW | Watch Online

Watch the complete July 9, 2008 broadcast of NOVA scienceNOW here. To watch any of our segments from past episodes online, go to past stories.

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Running time: 2:09

	Saving Hubble Two teams of spacewalkers take on the risky mission of reviving the ailing Space Telescope. Watch this segment
	First Primates Our most distant primate ancestors, which took the stage shortly after the dinosaurs left it, were tree-dwellers the size of mice. Watch this segment
	Profile: Alfredo Quiñones-Hinojosa He jumped the fence from Mexico to work as a farmhand and ended up a leading brain surgeon. Watch this segment
	Killer Microbe A relatively benign bug becomes a highly lethal pathogen, known to U.S. soldiers as Iraqibacter. Watch this segment

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Saving Hubble

First Primates

Profile: Alfredo Quiñones-Hinojosa

Killer Microbe