What could you do with a super-powerful magnet?
Ah, summer road trip—along with drafting behind semitrailers, you can see things like the world’s largest prairie dog, the world’s largest golf tee, and the world’s largest traveling electromagnet.
In 2023, the ALICE experiment was ready for their best year yet, until a mysterious signal threatened everything. As the LHC wraps up its 2025 lead-ion run, physicists recall how they worked together to solve the puzzle.