Interesting stuff I came across last month:

An old control room

An old soviet control room

  • It’s now possible to create a stable plasma ring without all the magnets

“We were told by some colleagues this wasn’t even possible. But we can create a stable ring and maintain it for as long as we want, no vacuum or magnetic field or anything,” says co-author Francisco Pereira of the Marine Technology Research Institute in Italy, a visiting scholar at Caltech.

The stream of water is an 85-micron-diameter jet blasting from a specially designed nozzle at 9,000 pounds per square inch that strikes the crystal plate with an impact velocity of around 1,000 feet per second. For reference, that’s a stream narrower than a human hair moving about as fast as a bullet fired from a handgun.