A giant dent in Earth’s magnetic field is continuing to expand, according to the latest data from a trio of satellites monitoring our world.
It’s called the South Atlantic Anomaly, stretching across the gulf that separates Africa from South…

A giant dent in Earth’s magnetic field is continuing to expand, according to the latest data from a trio of satellites monitoring our world.
It’s called the South Atlantic Anomaly, stretching across the gulf that separates Africa from South…