The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm forecast to reach Earth.

[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 ...

In mid-December of 2024, scientists officially updated the World Magnetic Model (WMM), which helps keep track of our planet’s magnetic north and its chaotic and relatively unpredictable movements.