In a series of unprecedented events, the Sun has unleashed a barrage of coronal mass ejections (CMEs), reportedly raising concerns about the resilience of Earth’s power grids and modern technology.

A pretty typical diagram for the grounding system for a house is shown here, along with a few of the current carrying conductors commonly called live and neutral. On the far left is the ...

Publications of the Astronomical Society of the Pacific, Vol. 125, No. 925 (March 2013), pp. 227-239 (13 pages) ABSTRACT.This article describes a new grid for the mass–radius relation of three-layer ...