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Results #1-#10 of 13
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The Round Earth and Christopher Columbus 
  
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Match Score:
100
Byline:
D. Stern
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This interesting site describes the early evidence for a round Earth and also Eratosthenes remarkable measurement of Earth's circumference. You'll see that Columbus was not the first…
http://www.phy6.org/stargaze/Scolumb.htm
From Stargazers to Starships: Spaceflight 
  
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Match Score:
100
Byline:
D. Stern
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Visit this site to learn about rockets and spaceflight. If you're willing to do some reading, you can find out about the history of rocketry and the space race, uses of unmanned…
http://www.phy6.org/stargaze/Spaceflt1.htm
Chandra Observes Cosmic Traffic Pile-Up In Energetic Quasar Jet 
  
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Match Score:
100
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Publisher: Harvard-Smithsonian Center for Astrophysics
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This Chandra press release discusses the Chandra X-ray image of quasar 3C 273. A powerful jet of energy is seen coming from the quasar, very fast at first and slowing down rapidly,…
https://chandra.harvard.edu/press/00_releases/press_110600_3c273.html
NASA: Living in Space 
  
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Match Score:
100
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Try this site to learn about daily life in apparent weightlessness on a space station. It provides answers to all sorts of questions--about space food, space clothing, eathing and…
https://spaceflight.nasa.gov/living/index.html
Cosmic Quest 
  
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Match Score:
100
Byline:
Publisher: The Children's Museum of Indianapolis
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Here are three online activities, with background information: Field Guide to the Universe, Living in Space: Design a Space Station, and Expedition to the Magnetic North Pole.
https://www.childrensmuseum.org/legacy-games/cosmicquest/
The Electromagnetic Spectrum: X-Rays 
  
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Match Score:
100
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Publisher: National Aeronautics and Space Administration
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Visit this NASA site for an introduction to x-rays and their uses in medicine and astronomy. You'll find descriptions of the first x-ray observations, how they are used to visualize…
https://science.nasa.gov/ems/11_xrays
X Rays: Another Form of Light 
  
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Match Score:
100
Byline:
Publisher: Harvard-Smithsonian Center for Astrophysics
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Visit this site, from the Chandra X-ray Observatory, for information on how X-rays were discovered, how they are produced, and how they interact with matter.
https://chandra.harvard.edu/xray_astro/xrays.html
About Foucault Pendulums 
  
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Match Score:
100
Byline:
Z. Beynon and California Academy of Sciences
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This introductory website provides a step-by-step explanation of how a pendulum works and how the rotation of Earth causes the effects observed in a Foucault pendulum. A history of…
http://www.academypendulums.com/pendulum/
Cosmic Journey: A History of Scientific Cosmology 
  
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Match Score:
100
Byline:
N. Hetherington and P. McCray; Publisher: American Institute of Physics
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This web exhibit explores the history of cosmology, from the work of the early Greeks to modern questions of dark matter and dark energy. Both the theories and ideas about the origin…
https://history.aip.org/history/exhibits/cosmology/index.htm
History and Philosophy of Western Astronomy 
  
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Match Score:
100
Byline:
N. Strobel
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This site provides an illustrated history history of modern astronomy, including the ancient Greeks, Ptomely, Copernicus, Galileo, Tycho Brahe, Johannes Kepler, and others. You'll…
http://www.astronomynotes.com/history/s1.htm
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Results #1-#10 of 13