| | EARTH'S MAGNETIC FIELD IS CHANGING: Earth's magnetic field protects us from stormy space weather and cosmic rays. New data from Europe's SWARM spacecraft show that our planet's magnetic field is changing. For instance, in recent years magnetism over North America has weakened by 3.5%, while Asia has seen an increase of 2%. Other parts of the world are unsettled as well. Visit Spaceweather.com for the full story.
NOCTILUCENT CLOUDS: Soon, the season for noctilucent clouds over the northern hemisphere will begin. A sky watcher in Scotland might have spotted the first apparition on May 10th. Electric-blue clouds are highlighted on today's edition of Spaceweather.com.
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