2/21/12: Harnessing the Bioelectric Potential of Cells for Regeneration
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4/26/11: Sharon Levy, author of, discusses the different theories about the human role in the rapid extinction of ancient beasts and the role of humans in large-animal extinctions today.
4/26/10 Origins of life on EarthDr. Alonso Ricardo of the Szostak Lab, Harvard Univ and MGH, explains how scientists are reconstructing the steps toward the emergence of life on Earth, and also how the scientists are developing a synthetic cell in the lab.
Presented by Prof. Colleen Dalton, Dept of Earth Sciences, Boston University. Dr. Dalton describes the physical processes and tectonic forces that cause earthquakes, and why the level and types of seismicity vary from place to place. She also explains what we can learn about our planet's interior by studying earthquakes.