Earth’s Strangest Magnetic Era: Scientists Decode the Ediacaran Mystery

Ancient rocks reveal that Earth’s magnetic field during the Ediacaran may not have been chaotic after all. Earth’s Ediacaran Period, which lasted from about 630 to 540 million years ago, has long puzzled scientists studying the planet’s magnetic history. In most other eras, tectonic plates moved at relatively steady rates, climate zones remained stable, and [...]