"Sun more active than for a millennium"
From New Scientist.
Ilya Usoskin, a geophysicist who worked with colleagues from the University of Oulu in Finland and the Max Planck Institute for Aeronomy in Katlenburg-Lindau, Germany, has found that there have been more sunspots since the 1940s than for the past 1150 years.
Now, for something to keep you awake at night, read Larry Niven's "Inconstant Moon."