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Jim Secord discusses popular mythology surrounding natural selection.
Video type: Flash Player
Released November 20, 2009 |
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Judy Totman Parrish discusses how geographic evolution will change Earth's continents.
Video type: Flash Player
Released November 20, 2009 |
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Mohamed Noor discusses Charles Darwin's idea of gemmules and the creation of new species.
Audio type: Windows Media Player
Released November 20, 2009 |
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Anthony Remijan discusses how the first constituents for life could be found in outer space.
Audio type: Windows Media Player
Released November 20, 2009 |
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Charles Darwin's work impacted many sciences including biology, anthropology, and even astronomy.
Released November 20, 2009 |
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About $47 billion dollars worth of corn is grown on about 86 million acres of U.S. farm land.
Released November 19, 2009 |
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A cross of two strains of maize (left and right) yields a hybrid (center) taller than both parents.
Released November 19, 2009 |
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Leaf-cutter ants doing what they do best--with the help of bacteria.
Released November 19, 2009 |
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A queen leaf-cutter ant rules in the tropical "garden."
Released November 19, 2009 |
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Leaf-cutter ants in the Amazon have four times more biomass than all land animals combined.
Released November 19, 2009 |
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Underground leaf-cutter nests, some the size of small houses, may harbor ants in the millions.
Released November 19, 2009 |
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A cross of two strains of maize (left and right) yields a hybrid (center) bigger than both parents.
Released November 19, 2009 |
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Sequence of maize genome.
Released November 19, 2009 |
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Mobile pieces of DNA affect kernel colors of this 1949 ear from the McClintock collection.
Released November 19, 2009 |
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Researchers published their findings in the Nov. 20, 2009, issue of the journal Science.
Released November 19, 2009 |
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Researchers published their findings in the Nov. 20, 2009, issue of the journal Science.
Released November 19, 2009 |
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A polycrystalline diamond disc, made with chemical vapor deposition, is shown.
Released November 19, 2009 |
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Neil deGrasse Tyson examines an unpolished man-made diamond, fresh out of the grower.
Released November 19, 2009 |
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U.S. doctoral awards are the highest number ever reported by NSF's Survey of Earned Doctorates.
Released November 18, 2009 |
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View from the far downstream end into the test section of the U.S. Air Force Academy water tunnel.
Released November 18, 2009 |
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Cycloidal turbine installed on top of the test section of the U.S. Air Force Academy water tunnel.
Released November 18, 2009 |
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A cycloidal turbine prototype with three blades is shown.
Released November 18, 2009 |
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A litter sifting crew prepares for work at a Project LLAMA study site in Chiapas, Mexico.
Released November 16, 2009 |
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Student researcher Crystal Vincent stands at a trap for catching insects at night.
Released November 16, 2009 |
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Student researcher Crystal Vincent holds Winkler bags used to trap insects.
Released November 16, 2009 |
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Winkler bags hang at camp in the community of Playón de la Gloria, Chiapas, Mexico.
Released November 16, 2009 |
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The researchers studied bristlecone pines at three sites in California and Nevada.
Released November 13, 2009 |
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The researchers' findings point to warmer temperatures as a cause of the recent surge in growth.
Released November 13, 2009 |
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Watch the audio slideshow.
Released November 13, 2009 |
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Musicians are more effective communicating in noisy environments.
Released November 13, 2009 |
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