Sapyx ✭✭✭✭✭

To be more specific, they are making minuscule quantities of radioactive gold, the isotope gold-203, which has a half-life of about a minute. This is what the article means when it says "each at… (View Post)

That "article" was written by an AI, with typical AI logic. And typical AI inaccuracy. There are of course other explanations for a coin being lightweight. The most common is probably "… (View Post)

I'm not entirely certain of the difference between this suggestion and an old-fashioned consortium buying a coin? Seems to me a case of just throwing the word "blockchain" in there to attra… (View Post)

Silver is notoriously good at killing microbes and moulds. It won't grow on the coins, and will probably not then spread from the coin to anything else. Acetone would work, but if we're just talking … (View Post)

Sycees were made throughout the Imperial period (up to AD 1911), but began to be replaced with regular gold coins during the Republic period. Imitation gold sycee are popular Chinese New Year decorat… (View Post)