A new study indicates that Mercury's core-mantle boundary (CMB) may possess a diamond layer that extends up to 18 kilometers ...

There's a lot of pressure, the weight of the overlying rock bearing down, so that combination of high temperature and high pressure is what's necessary to grow diamond crystals in the Earth.

Cubic Zirconia – better known as "CZ" – are lab grown diamond simulates cut to mimic ... to tell the difference between these artificial rocks and the real deal. Produced by Alana Kakoyiannis.

NFL prospects are bringing new meaning to "Frozen Tundra" on Draft Day ... 'cause former Texas A&M star Shemar Stewart showed ...

Now six rounds into the competition, wins and bonus points are going to become more and more crucial as sides start to jostle for top spots.

Kelly is nominated for top rock artist. Of his upcoming performance ... on a dazzling manicure boasting more than 10 carats of diamonds with a total value of $30,000. "Creating MGK's diamond ...