Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner ...

For years, planetary scientists have argued that some of the material that built Earth must have drifted in from beyond ...

Planetary scientists Paolo Sossi and Dan Bower from ETH Zurich have published a peer-reviewed study in Nature Astronomy ...

A new analysis of meteorite isotopes challenges long-held ideas about Earth’s origins, suggesting our planet may have formed ...

The chemical composition of meteorites and asteroids acts as a kind of fingerprint, providing information about the origin of ...

Add Yahoo as a preferred source to see more of our stories on Google. A wealth of new information about Earth’s inner core has surfaced in recent months. Scientists now have evidence that the planet’s ...

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James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

LOS ANGELES — USC scientists have made a groundbreaking discovery about the nature of the Earth’s enigmatic inner core, revealing for the first time that this 1,500-mile-wide ball of iron and nickel ...

The solid inner core at the center of the Earth, surrounded by the outer core, mantle and crust. Here’s why: While it is well known that a material must be at or below its freezing temperature to be ...