The plasma channel directs the laser energy much like a fiber-optic cable guides light, keeping the laser pulse focused over longer distances. In the past, researchers shaped the plasma using ...

Some U.S. states could be treated with a northern lights display due a minor geomagnetic storm on the sun, according to space ...

Plasma physics is the study of a state of matter ... This so-called ionization can also be achieved using high-power laser light or microwaves. Plasmas are found naturally in stars and in space.

Known as the fourth state of matter, plasma is an electrically charged gas that has fluid-like behavior. Rahman points to the Northern Lights as the most familiar example of cold plasma ...