A new study argues the collision of Earth and Theia could be the source of the precious metals on Earth, reviving the debate between the Theia theory and the Late Heavy Bombardment theory, with implications for the origin of life.

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A new study argues the collision of Earth and Theia could be the source of the precious metals on Earth, reviving the debate between the Theia theory and the Late Heavy Bombardment theory, with implications for the origin of life.