To go along with the infamous "Mars hoax," which claims that the Red Planet will appear as large as the full moon in the sky; the "Nibiru cataclysm," a supposed disastrous encounter between Earth and a large planetary object; and "Zero-Gravity Day," when people on Earth supposedly can experience weightlessness, we now have the "nights of the green moon." This latest fallacy to sweep the blogosphere claims that on Wednesday (April 20), and again on May 29, the moon will appear to turn a shade of green. The full moon of April will occur on Friday, April 22. The explanation...