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lightning strikes affect mountain tops
2013-10-15 10:20:36

[ Watch the Video: Lightning Strikes Can Change Mountains ] Brett Smith for redOrbit.com - Your Universe Online Using a simple magnetic compass and a little ingenuity, researchers from the University of the Witwatersrand in Johannesburg, South Africa have found that lighting strikes have a far greater impact on mountaintops than previously thought, according to a report of their experiments in the journal Geomorphology. During powerful thunderstorms, lightning strikes can hit rocks...

2012-06-01 23:02:21

For a very limited time some new Suunto Ambit GPS watches are available at the Heart Rate Watch Company. Currently the watch is sold out through mid-September so this small amount of publicly available stock is not anticipated to last very long. Bozeman, MT (PRWEB) June 01, 2012 The Heart Rate Watch Company is pleased to announce that they have some additional Suunto Ambit GPS watches in stock for a very limited time only. "This has been the most difficult GPS watch on the planet to find...


Latest Orientation Reference Libraries

0_4589a7dfab720aab9585b8283e12d5f2
2010-10-21 16:58:49

The compass is a tool that helps the user navigate using the Earth's magnetic poles by using a magnetized pointer that reacts to magnetic fields. Since a compass can be used to calculate a heading it quickly improved the safety and efficiency of travel, especially ocean travel. It has only recently been replaced by Global Positioning Systems. It works by indicating the direction of the magnetic north of a planet's magnetosphere. Generally the face of a compass highlights the north, south,...

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Word of the Day
holluschickie
  • A 'bachelor seal'; a young male seal which is prevented from mating by its herd's older males (mated bulls defending their territory).
This comes from the Russian word for 'bachelors.'
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