Physicists have spent decades building colossal machines to hurl subatomic particles to near light speed, but the newest frontier in accelerator technology is smaller than a fingernail. By etching ...

A particle accelerator that produces intense X-rays could be squeezed into a device that fits on a table, my colleagues and I have found in a new research project. The way that intense X-rays are ...

Carsten P Welsch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...