When Scott and I wrote "The Global Warming Hoax" in 1992, a group of Danish scientists had just published a paper that compared solar energy output (as measured by sunspot activity) to global temperatures, and found a striking correlation. No surprise there: just about all energy on earth comes from the Sun. (Investors' Business Daily) recalls that research and notes that the Sun has been quiet lately:Solar activity fluctuates in an 11-year cycle. But so far in this cycle, the sun has been disturbingly quiet. The lack of increased activity could signal the beginning of what is known as a...