PIZZA LUNCH PODCASTS
Images of Darwin and the Nature of Science
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North Carolina State University historian William Kimler charts the changing image of Charles Darwin through time—from dim but perseverant naturalist to revered founder of evolutionary theory. (October 19, 2010)
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VIDEO: How Hair Ice Grows
In 2013, American Scientist featured an article on odd ice formations on plant stems, including these curling ribbons of ice. One of the types of ice discussed in the article was hair ice—long, thin strands of ice that grow under quite specific conditions. The only problem is that a new study shows the theory put forth at the time—that gas pressure pushes the water out—isn’t correct... (click the link above to read more).
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