A research team at the University of Colorado has discovered evidence for an ancient lake on Mars. Pictured is how the landscape might have looked around 3.4 billion years ago. More here.
Image credit: G. Di Achille, University of Colorado
George Knapp welcomed researcher and author David Paulides, who provided an update on his investigation into mysterious and baffling disappearances in national parks, including how his latest research now takes him to urban areas, where he is finding evidence that fits his criteria for the unsettling phenomenon that he has uncovered.