This Asteroid May Be the Shard of a Dead Protoplanet--and Have More Metal Than All the Reserves on Earth

It's often said Earth's resources are finite. This is true enough. But shift your gaze skyward for a moment. Up there, amid the stars, lurks an invisible bonanza of epic proportions. Many of the materials upon which modern civilization is built exist in far greater amounts throughout the rest of the solar system. Earth, after […]