The simple plasma ball – it graces science museums and classrooms all around the world. It shares a place with the Van de Graaf generator, with the convenient addition of spectacular plasma rays that ...

[Discrete Electronics Guy] sends in his short tutorial on building a high voltage power supply from simple things. The circuit is a classic, but we love the resourcefulness shown. The ignition coil ...

Ongoing coverage of COVID-19, and its impact on Seattle and the technology industry. See all of GeekWire’s special coverage. by Alan Boyle on Apr 20, 2020 at 10:59 am April 20, 2020 at 11:24 am ...

In contrast, plasma can be extracted as often as twice a week – 104 times a year – through a process called apheresis, in which blood is removed from the body, the plasma separated and kept, and the ...