Check Your Change for a $10K Quarter — This Georgia Coin Is Valuable Because of an Error

Errors increase the value of collectibles because a limited number go into circulation before it is spotted and corrected.

He Spent $250K on Nickels. ‘Most People Would Call Me Insane.’

Kyle Mitchell is betting the U.S. will change the composition of the coin. Warren Buffett took the same chance with silver in ...

Controlled atomic defects in nickelate films narrow down explanations of superconductivity emergence

An international team led by researchers at MPI-CPfS used irradiation with extremely high-energy electrons to controllably ...
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Paxos spins $300 trillion minting error as proof of blockchain transparency

Paxos accidentally minted 300 trillion PayPal USD (PYUSD) tokens before burning them minutes later. CEO Charles Cascarilla ...