Wednesday, March 30, 2011
By the late 1800s, the northern and southern pole regions remained some of the last unexplored areas on Earth. http://ping.fm/UpQBq
Monday, March 28, 2011
The Earth’s core is too deep for scientists to directly detect its magnetic field. http://ping.fm/NbIEI
Magnetic north, where a compass actually points, is near but not in the same place as the geographic North Pole. http://ping.fm/9QiEl
Wednesday, March 23, 2011
Data suggest that there's a region of rapidly changing magnetism on the Earth's surface. http://ping.fm/dsWZr
Friday, March 18, 2011
In early January, nearly 100,000 fish washed up on the shores of the Arkansas River, dead. http://ping.fm/lHXg9
Wednesday, March 16, 2011
The movement of the North Pole may be responsible for the recent death of thousands of birds and millions of fish. http://ping.fm/Db3iP
Monday, March 14, 2011
Friday, March 11, 2011
The pole kept going during the 20th century, north at an average speed of 9 mi per year. http://ping.fm/8bXXi
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