Sep 30 Phoenix Lander Witnesses Snow on Mars By PBS News Hour NASA's Phoenix spacecraft has spotted snow falling from Martian clouds, and detected evidence of past water at its landing site in the Martian arctic plains. Continue reading
Dec 21 Watch Western Blizzard Causes Cancellation of Thousands of Flights The blizzard in Colorado has led to the cancellation of roughly 2,500 flights. NewsHour reports on what this will mean for travelers in the days ahead. Continue watching