magnetic field

July 22, 2009 0

Total Solar Eclipse a Record Blackout

A total solar eclipse that darkened much of Asia on July 22 was the 21st century's longest and gave scientists and sky-watchers an observational bonanza [...]

May 7, 2009 0

Earth’s Magnetic Field Hisses Due to Distant “Chorus”

Finding the source of a faint "shh" sound could help scientists better predict space weather, which can bombard satellites, spacecraft, and spacewalking astronauts with dangerous radiation. [...]