Scientists just made a huge announcement: Telescopes around the world recorded a source of mysterious, ultra-high-energy cosmic rays, the highest-energy particles that hit the Earth. It all started with a text message.
Tagged With blazars
"I don't know!" is among the most scientific phrases you can utter. "I don't know" is the reason you do science, after all. "I don't know" means more funding, more jobs, more mysteries, and ultimately, more "now I know"s. Astronomers have now uncovered an "I don't know" that might become an important tool to study even more "I don't know"s.