The research aims to produce valid information and must use reliable instruments that guarantee accurate and make it quantifiable and possible reproducibility. Allowing the exclusion or at least control prejudice of personal insights and trends that may distort the results.
martes, 22 de junio de 2010
Spectacular Aurora Ribbon Photographed by Astronaut : Big Pic
June 21, 2010 -- This spectacular photograph shows a snaking aurora over the southern hemisphere as the International Space Station (ISS) orbited overhead. It occurred during a geomagnetic storm, likely caused by a coronal mass ejection (CME) slamming into our planet's magnetosphere.
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