Roads closures on race day will begin at 3 a.m. near the start line. Here's a map of the course and a list of street closures ...

The Earth Mapping Resources Initiative, or Earth MRI, is a federal program developed by the U.S. Geological Survey that aims to identify and map the country’s underground deposits of critical minerals ...

NASA spotted a circle of clouds over the Pacific Ocean, and the image is still breathtaking over 10 years later.