The latest was a panel from the National Academy of Sciences, enlisted by the White House, to tell us that the Earth's atmosphere is definitely warming and that the problem is largely man-made.

Last week I was on a panel, presenting clips from the show at the annual conference of the Materials Research Society, a scientific group that helped advise us on the show.

"What was interesting about Suntech was they were willing to build a specially designed solar panel for us," he says. "Nobody else would do it."