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CosmoQuest. Schaefer, Gamma-Ray Burst Hubble Diagram. Welcome page. The Nature of the Universe Great Debate in 1998. In April 1920, Harlow Shapley and Heber D.

The Nature of the Universe Great Debate in 1998

Curtis debated The Scale of the Universe in the main auditorium of Smithsonian's National Museum of Natural History in Washington, DC. In October 1998, P. James E. Biology News. PLoS Biology : Publishing science, accelerating research. Home Page. Astronomy Picture of the Day.  Blogging one sidereal day at a time. Slacker Astronomy. Index.html. Universe Today. Science is Fun in the Lab of Shakhashiri.

The kickass science and technology radio show that delivers an irreverent look at the week in science and technology. The Naked Scientists Online, Science Podcast and Science Radio Show. Cocktail Party Physics. Feynman Online. The Feynman Lectures on Physics Website. American Association of Variable Star Observers. SkyView Virtual Observatory. Welcome to the US National Virtual Observatory. Open SkyQuery. Home.