The gold standard for determining the age of ancient rocks is measuring the radioactive decay of isotopes of uranium into lead in minerals known as zircons. But not all rocks contain zircons, so ...

Their mother, Kris Jenner, wore a cozy gray and white, circle-patterned set and fluffy black feather boa for the afterparty.

NASA's Perseverance Mars rover ground down a portion of a rock surface, blew away the resulting debris, and then went to work ...

On social media the fans are getting impatient. On Facebook someone complained: “Even Tool didn’t take this long.” Everybody ...

Diamonds might be forever but that doesn't stop them being bought and sold. One stone thought to have once belonged to Marie ...

Pulaski County real estate transactions of $150,000 or more, deeds recorded May 19 to May 23. STP Westlake, LP to Hamilton & ...

Bentonville Film Festival is underway, and the excitement surrounding this year’s event is high thanks to some help from ”America’s favorite weatherman,” Al ...

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Swoonworthy combinations of precious stones and unconventional materials, like Aurora James's Ana Khouri collar necklace featuring a plump diamond embedded in rock crystal, showed just how much a ...

Jeweler Harry Winston donated the famous Hope Diamond—the largest-known deep blue diamond in the world—to the Smithsonian Institution in 1958. It arrived in a plain brown package by registered ...

A time crystal is a phase of matter that breaks time-translation symmetry — it exhibits a repeating pattern in time, even though the system is driven by a steady, periodic force.