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US NSF -Biology -Research Overview http://www.nsf.gov/news/overviews/biology/overview.jsp 1 of 2 3/5/2008 12:35 PM
 

Summary: US NSF - Biology - Research Overview http://www.nsf.gov/news/overviews/biology/overview.jsp
1 of 2 3/5/2008 12:35 PM
NSF Web Site 6NSF Web Site
More Research OverviewsBiology Home
This snapshot comes from an animated
simulation of the molecular dynamics of
an A. pernix protoglobin model
developed at the Maui High Performance
Computing Center.
Credit: Image and simulation by James
Newhouse, MHPCC
Cover Page Credit: Merlin D. Tuttle, Bat
Conservation International
What is this thing called life?
A bat, a mushroom, a long blade of prairie grass. They're easy to identify as "life."
What about a cold virus? Mold growing on a slice of bread? Or seeds encased in
hard protective "shells" that can lie dormant for centuries? What, in essence, is
this thing we call life?
Some two billion years ago, tiny single-celled organisms, Earth's first life forms,
did something amazing. In a world where there was no oxygen, these "micro"

  

Source: Alam, Maqsudul - Department of Microbiology, University of Hawai'i at Manoa

 

Collections: Environmental Sciences and Ecology; Biology and Medicine