PIZZA LUNCH PODCASTS
Future Renewable Electric Energy Delivery and Management Systems
Alex Huang, professor of electrical engineering and director of the FREEDM Systems Center at North Carolina State University, talks about research on new electric grid technologies that could better utilize renewable energy sources, and the role of plug-in hybrid cars in such a grid system. (November 24, 2009)
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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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