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Unlocking Earth's 4.5-billion-year secret: The case of the missing lead
- April 10, 2026 at 2:40 PM
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Geoscientists have long relied on different forms of lead to understand Earth's geological history and how it was created over billions of years. However, there is a mystery that has been puzzling scientists for decades: Earth is missing a massive amount of lead that ought to be in the planet's crust, and no one knows where it has gone to.
Originally published at Phys.org