Northern lights forecast: Auroras may be visible in more than a dozen northern US states
A period of peak magnetic storms on the sun could lead to another show of northern lights on Earth on Saturday and Sunday, ...
Photos show northern lights lit up the sky in Michigan. See them here
Why do the northern lights have different colors? The color of the aurora depends on which gas is being excited by the ...
Hackaday4 年
Magnetic Motorized Plasma Cutter Track
[Workshop From Scratch] was faced with this problem, so he built a motorized magnetic track for his plasma cutter. Thanks to a pair of repurposed electromagnetic door looks and adjustable base ...