Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.

The U.S. automaker is struggling to procure rare earth materials essential to its cars, as exports from China slow.

Along certain parts of the ocean floor lies a bounty of rare minerals and metals, critical components for batteries, electric cars and other electronics. But mining for them in the deep sea is a ...

U.S. President Donald Trump wants China to lift restrictions on exporting rare earths and other critical minerals that Beijing imposed as part of a yearslong trade war.

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.