Earth’s Magnetic Field Almost Disappeared

Name: Earth’s Magnetic Field Almost Disappeared
Uploaded: 2026-04-03T21:01:52+00:00
Duration: 1 min 40 s
Channel: Live Science
Description: The magnetic barrier that protects Earthlings from radiation almost collapsed some 565 million years ago. Here’s what saved it.

Live Science

The magnetic barrier that protects Earthlings from radiation almost collapsed some 565 million years ago. Here’s what saved it.

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