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Google Earth Tours “Sea grapes” may sound like something Poseidon would snack on, and not a killer algae. Yet Caulerpa racemosa var. cylindracea poses a serious threat to marine life. Spread by the bilge water of boats, this fast-growing alga is quick to take root, squeezing out native species. But there is one spot in the Mediterranean where cylindracea hasn’t yet taken over, and biologists like Juan Manuel Ruiz Fernández are trying to discover why. Narrated by Ari Daniel Shapiro.
About the Digital Universe At the center of the 1 billion light-year grid is the Milky Way and our Sun. Surrounding us are the multi-hued Tully galaxies and the blue sheets of the Sloan Digital Sky Survey that stretch out billions of light-years away. Since 1998, the American Museum of Natural History and the Hayden Planetarium have engaged in the three-dimensional mapping of the Universe.
Hemoglobin Tour seen above. You may also wish to View a tour of an alpha helix Copyright © 2014 The Concord Consortium, Inc. These materials are based upon work supported by the National Science Foundation under grant number REC-0537224 Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. Molecular Rover