Theo Gray

How to Make Convincing Fake-Gold Bars

The "masterminds" behind the false-gold scandal at the Ethiopian central bank might not have gotten caught if they'd used Theo Gray's formula

On Wednesday, the BBC reported that millions of dollars in gold at the central bank of Ethiopia has turned out to be fake: What were supposed to be bars of solid gold turned out to be nothing more than gold-plated steel. They tried to sell the stuff to South Africa and it was sent back when the South Africans noticed this little problem.

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O'Reilly Introduces Mathematica-based Online Math Classes

PopSci columnist Theo Gray (who developed Wolfram's Mathematica software) comments on the new program

American math and science education is a mess. I know a guy who came to America after going to school in the basements of bombed out buildings during the Lebanese civil war. He was better prepared for college than American high school students of the same age.

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