NASA's Curiosity Rover has returned images of what appears to be an ancient streambed. The photos show rocks called conglomerates made up of gravel and sand, which look like they were eroded and transported in water. More at BBC News.
Professional paranormal investigator and feature columnist for Skeptical Inquirer science magazine, Joe Nickell, discussed his latest work on ghosts and Bigfoot. Using the best science and technology available, he has researched many prominent ghost sightings and experiences, and explained the anomalies he found, and if they are really the result of disembodied souls.