A group of seventh-graders in California have discovered a cave on Mars. The schoolchildren were participating in the Mars Student Imaging Program at the Mars Space Flight Facility at Arizona State University, which asks students to submit research questions and then commissions a space camera to take an image that will, hopefully, answer them. Scientist think that the caves may have been created by volcanic activity. Read more: Christian Science Monitor
There is a 24 hour "LeMons" race where drivers must compete in cars that cost $500 or less.