Science: For two years, our space agency has refused Freedom of Information requests on why it has repeatedly corrected its climate figures. A leading researcher threatens to sue to find more inconvenient truths. What's become known as "Climate-Gate" may be about to explode on this side of the pond as well. Chris Horner, a senior fellow at the Competitive Enterprise Institute, has threatened a lawsuit against NASA if by year-end the agency doesn't honor his FOI requests for information on how and why its climate numbers have been consistently adjusted for errors. "I assume that what is there is highly...