David Harris

David Harris is a freelance science writer in Palo Alto, California.

David Harris Published October 20, 2011

Particles and Fields

Researchers have demonstrated the key piece of equipment needed to produce the intense positron beams required for the next generation of particle accelerators.

David Harris Published January 6, 2012

Soft Matter

A new technique measures each unit of charge that accumulates on a submerged plastic bead, unprecedented resolution for a liquid-solid interface and an experiment that may benefit a variety of commercial devices and processes.