Earthfiles investigative reporter Linda Moulton Howe discussed the unexplained lights coming from Ceres, new data about Saturn's moon Enceladus, and explanations for the mysterious rumbling booms and metallic sounds and their possible connection to changes in the Earth's core.
First hour guest, documentary filmmaker James Fox has an update on UFOs. He is continuing to work on his upcoming documentary/feature 701 with Tracey Torme, which explores the origins of the UFO phenomenon and the government suppression of evidence.
Ancient rock art has been uncovered in the Scottish Highlands. It's believed the rocks, which have hollow cup marks carved into them, are between 4,000 to 5,000 years old, and were part of a ritual center. The site, which has 28 such rocks, contains the largest concentration of them found in the north of Scotland. More here.