Strange anomaly in sun's solar cycle discovered in centuries-old texts from Korea

Aurora records in royal chronicles from Korea show that during the 'Maunder Minimum' between 1645 and 1715, the sun's solar cycles became several years shorter than they are today.

Related Keywords

Colorado ,United States ,Scott Mcintosh ,Edward Walter Maunder ,Atmospheric Research ,National Center ,Maunder Minimum ,Grand Solar Minimum ,Live Science ,Edward Walter ,West Pacific Anomaly ,