The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed. Primordial helium from the ...
Our planet’s core is made mostly of iron, but it might also contain primordial helium that formed just after the Big Bang. Helium normally has trouble bonding with other elements, but ...
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Huge Amounts of Helium Discovered in Earth’s Core, Changing What We Thought About the Planet’s FormationPrevious studies had detected only tiny traces of helium mixed with iron, at levels of about seven parts per million.But this ...
Figuring out how helium-3 got incorporated into the core during Earth's formation is very important for understanding when the planet formed, Olson said. Light gases like helium hung around in the ...
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