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Results #1-#10 of 11
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Match Score:
100
Byline:
Publisher: WGBH Educational Foundation
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This NOVA article presents an interview with NASA planetary scientist Christopher McKay concerning the possibility that life has existed on Mars. The interview covers all the…
  
Match Score:
100
Byline:
Publisher: University of California Museum of Paleontology, Berkeley
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This site, hosted by the University of California at Berkeley, offers a multiple-page article discussing how the first cells evolved from a "soup" of primordial chemicals. The…
  
Match Score:
100
Byline:
C. Nave
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This page of Hyperphysics, from Georgia State University, uses elasticity to explain why a baby needs help to take its first breath, and also why people with emphysema have so much…
  
Match Score:
100
Byline:
Publishers: Public Broadcasting Service and Chedd-Angier-Lewis Production Company
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This PBS site contains hands-on activities that model obstructed blood vessels. Materials are simple--straws, clay, and water--and the experiments are easy to do. You'll model how…
  
Match Score:
100
Byline:
Publisher: Pittsburgh Supercomputing Center
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This webpage presents theoretical biophysics research on a protein called aquaporin, which allows water to travel through cell walls but blocks the flow of protons (ionized…
  
Match Score:
100
Byline:
M. Beals, L. Gross, and S. Harrell
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This website shows how the surface area to volume ratio limits the size of organisms. The page presents calculations of this ratio for cubes and spheres and contains graphs that help…
  
Match Score:
100
Byline:
Publisher: Sol Company
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This site from SolStation contains a chronology of life on Earth beginning with the origin of our Solar System about 4.6 billion years ago. You'll find descriptions of the important…
  
Match Score:
100
Byline:
Publisher: WGBH Educational Foundation
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Visit this NOVA web site for information about many interesting inquiries into the origins of life, of Earth, and of the universe. Topics include the big bang, the importance of…
  
Match Score:
100
Byline:
Publisher: The University of Chicago Chronicle
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This article from The University of Chicago Chronicle describes a visualization of airways in a living insect using x-rays produced by a particle accelerator. The focus of the…
  
Match Score:
100
Byline:
Publisher: VDI Technologiezentrum
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This website provides an interactive exploration of the physics of microscopic systems, from the scale of a centimeter to the structure of the atomic nucleus. Three example…