Researchers build an all-optical transistor
An optical switch that can be turned on by a single photon could point toward new designs for both classical and quantum computers.
Solving a semiconductor riddle
New observations of material disprove leading theory about LED brightness, opening new avenues for research.
How to treat heat like light
New approach using nanoparticle alloys allows heat to be focused or reflected just like electromagnetic waves.
Understanding Light
Sixth-graders in Cambridge attend workshops at the Edgerton Center and the MIT Museum.
New chip captures power from multiple sources
System developed at MIT could combine power harvested from light, heat and vibrations to run monitoring systems.