I visited CERN to tour the Large Hadron Collider (LHC), which is located 100 meters beneath Geneva, Switzerland. The facility boasts a 27 km long tunnel that is colder and emptier than outer space. In ...

There’s a lot of matter around, which ensures that any antimatter produced experiences a very short lifespan. Studying antimatter, therefore, has been extremely difficult. But that’s changed a bit in ...