Seen from a distance, four students examine striations in red volcanic rock on the edge of a crater strewn with boulders. They wear sun hats to protect from the glare and heat. One points at the rock patterns, which are crumbled and eroded.
The drone wouldn’t fly. The wheelchair-accessible van spun its tires, digging into the dusty gravel. And the men with shotguns...
asteroid artwork
UF astrophysicist publishes new theory on the origin of asteroids in our solar system