Cosmic Ray Catchers




Transistor show

Summary: Cosmic rays from outer space sound like science fiction. They’re not—invisible particles flung from outer space pass through our bodies every minute. But not all cosmic rays are equal; Some are immensely powerful and very rare. For decades scientists have wondered where they're coming from – and what could possibly be hurling them at Earth. Now, they're getting closer to finding out.  Ross Chambless has the story.