New Research Indicates Earth’s Magnetic Field May Have Played a Crucial Role in Protecting Early Life From Harmful Solar Radiation
If you zoomed back in time a few billion years, Earth wouldn’t look like the gentle blue marble we know today. The young Sun was wilder, blasting out intense radiation and charged particles that should have stripped our planet bare. And yet, somehow, fragile early life managed not just to appear, but to hang on. ...









