
TechnologyJuly 1, 1998
The Single-Atom Laser
A new type of laser that harnesses the energy of individual atoms reveals how light interacts with matter

The Single-Atom Laser
A new type of laser that harnesses the energy of individual atoms reveals how light interacts with matter

The Physics of Karate
A close examination of how the karate expert can break wood and concrete blocks with his bare hand reveals the remarkable capacity of the unaided human body for exerting physical force