Scientists not sure why Sun 'continues to be dead'

The sun today. There appears to be an emerging Cycle 23 spot at the left, but still no new Cycle 24 spots. Click for large image That’s never a good…

A little perspective

I found this image to be compelling because it shows our earth in perspective to some of the more mild activity occuring on the surface of the sun. www.Spaceweather.com writes:…