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Results #1-#10 of 100+
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Match Score:
100
Byline:
Publisher: BBC
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This article from the BBC describes some of the controversy in the theory that the mass extinction of the Cretaceous period was caused by a meteorite impact. The crater thought by…
  
Match Score:
100
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Publisher: NASA
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This article from the NASA Astrobiology Institute raises some issues in the accepted theory that the mass extinction event of the late Cretaceous was caused by a meteorite impact.…
  
Match Score:
100
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Publisher: New York Times Company
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This New York Times obituary is dedicated to the life and accomplishments of Benoît B. Mandelbrot, the mathematician who investigated and popularized fractals. The article is a brief…
  
Match Score:
100
Byline:
C. Lanius
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This page explains what fractals are and how to create one using simple means. There are several applets to watch the formation of basic fractal patterns as well as activities to…
  
Match Score:
100
Byline:
J. Sprott
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This site displays a new fractal image every day. It also includes images of many types of fractals, such as strange attractors and Julia sets, and it also has a section on the…
  
Match Score:
100
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Publisher: California Space Institute
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This module offers a simulation of the classic origin of life experiment as originally performed by Stanley Miller and Harold Urey in 1953. The user selects chemicals, "sparks" the…
  
Match Score:
100
Byline:
C. Nave
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This HyperPhysics page contains basic information on global positioning satellites and how they work together to pinpoint the location of a GPS receiver on Earth. The page includes…
  
Match Score:
100
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Publisher: Institute of Physics
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This article explains how the Global Positioning System works, including how a GPS receiver determines locations on Earth using satellite information, and how general and special…
Geocaching 
  
Match Score:
100
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Publisher: Groundspeak
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Geocaching is a free site for a real-world treasure hunting game using GPS devices. Users can make an account and search for "geocaches" in their area. The site answers FAQs and…
  
Match Score:
100
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Publisher: National Oceanic and Atmospheric Administration/National Weather Service
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This NOAA webpage describes contrails and explains both their origins and how they spread out. The page includes a satellite image showing a dense accumulation of contrails over part…
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Results #1-#10 of 100+