Hoax Exposed: No, Earth Will Not Go Dark for 15 Days

Abraham Lincoln did not have social media in his time. Ever since a historically close approach of the Red Planet to Earth occurred in August 2003, a spurious Internet story has circulated every year since, which implies that on a specific night in late August, Mars will loom in the sky as the same size as the full moon. Then earlier this year, a widely shared story on the Web claimed that Jan. 4 was "Zero Gravity Day," a date when people on Earth would supposedly be able to experienceweightless