Scientists have detected a surprising amount of a rare version of helium, called helium-3, in volcanic rocks on Canada’s Baffin Island, lending support to the theory that the noble gas is leaking from ...

Gold and other precious metals are leaking from Earth’s core into the layers above, eventually making their way up to the surface during the formation of volcanic islands like Hawaii, a new study ...

Earth's inner layers have just got a bit more complicated, with scientists discovering a whole new inner core within the center of the planet. Research released on February 21 in the journal Nature ...

Earth’s core doesn’t rotate in sync with the rest of our planet, but instead spins faster at times, and at others reverses direction. That’s the finding of new research published Friday in the journal ...

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Earth’s heart may have a secret chamber. The planet’s inner core isn’t just a solid ball of nickel and iron, researchers say, but contains two layers of its own: a distinct central region nestled ...

Earth's inner core is likely a weird composition of superheated elements making it both liquid and solid at the same time, a study has suggested. The extreme temperatures and pressures found at the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Contrary to conspiracy theories, the Earth’s core isn’t hollow ...

“It’s probably benign, but we don’t want to have things we don’t understand deep in the Earth.” Now, a recent study published in the scientific journal Nature Geoscience reveals a curious new detail ...

At the very center of the Earth is a solid lump of iron and nickel that might be as hot as the surface of the Sun. This solid core is thought to be why our magnetic field is as strong as it is. As the ...