Add Yahoo as a preferred source to see more of our stories on Google. A small, thin silver column sits on the face of a dime. Scientists recently fired up the world's smallest particle accelerator for ...

Particle accelerators could be incredibly useful for medicine – if they weren’t so huge. The SLAC accelerator, for example, is almost 2 mi (3.2 km) long, while CERN’s Large Hadron Collider (LHC) runs ...