Earth’s core might be cooler, and scientists now have a better timeline
New measurements suggest the planet’s magnetic engine kept running for billions of years, despite cooler-than-expected core estimates.
By Lama Al-Rashid·· 3 min

Curating from trusted global sources…
1 briefing · “magnetic dynamo”
New measurements suggest the planet’s magnetic engine kept running for billions of years, despite cooler-than-expected core estimates.