New images show astonishing details of Mars. Captured by the ESA's Mars Express Probe, the photos reveal networks of valleys, plains and cliffs-- areas that were once shaped by fast flowing water. To view the photos and further details, visit Daily Mail(1).
First half-hour guest Richard C. Hoagland(2) commented on the images, noting they show massive water erosion across thousands of square miles. The geologic features of Mars' southern hemisphere may be just 65 million years old, formed around the time of the extinction of the dinosaurs on Earth, he said.