Daily Archives: March 8, 2008

Inconstant Magnetic Field of Earth

Every few years, scientist Larry Newitt of the Geological Survey of Canada goes hunting. He grabs his gloves, parka, a fancy compass, hops on a plane and flies out over the Canadian arctic. Not much stirs among the scattered islands … Continue reading

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Origin of The Earth’s Magnetism

“Diurnal motion is due to causes which have now to be sought, arising from magnetick vigour and from the confederated bodies.” Blackett’s Proposal It is an uncanny fact that the Earth’s magnetic axis is close to its rotation axis–that the … Continue reading

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Fears of Big Freeze as Scientists Detect Slower Gulf Stream

The ocean “engine” that helps to drive the warm waters of the Gulf Stream and keeps Britain relatively mild in winter has begun to slow down, say scientists. Measurements of ocean currents in the North Atlantic reveal that they have … Continue reading

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A One-Way, One-Person Mission to Mars

Will humans ever really go to Mars? Let’s face it, the obstacles are quite daunting. Not only are there numerous, difficult, technical issues to overcome, but the political will and perseverance of any one nation to undertake such an arduous … Continue reading

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