Scientists melted a diamond and cracked a secret of ice giants

Some of the strangest weather in the solar system doesn't happen on Earth or even in Jupiter's Great Red Spot—it happens in the interiors of ice giants like Neptune and Uranus. Specifically, scientists have long believed that, at certain pressures and temperatures, it literally rains diamonds inside these planets. For the first time, scientists have mimicked

The top 3

  1. World's Hardest Natural Material: Diamond is recognized as the hardest naturally occurring material on Earth, scoring a perfect 10 on the Mohs scale of mineral hardness and possessing the highest thermal conductivity.
  2. Top Three Most Famous Diamonds by Value: The Cullinan Diamond, Hope Diamond, and Koh-i-Noor Diamond are among the most famous and valuable, with the Cullinan being the largest rough diamond ever found, the Hope Diamond valued at $350 million, and the Koh-i-Noor having an incalculable historical value.
  3. Diamonds from Deep Earth and Space: Diamonds originate both from Earth's deep mantle, forming hundreds of kilometers below the surface, and from space, where nanodiamonds and lonsdaleite are found in meteorites, some pre-dating our solar system or created by impacts.

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