Author name: Threeyzmonkeys

#1224 What is a Ponzi scheme?

What is a Ponzi scheme? It is a type of fraud where you use money invested by new people to pay profits to the people who are already invested. It was named after Charles Ponzi who certainly didn’t invent the scheme but who made it famous. (Incidentally, Ponzi scheme, scam, and con are all relatively

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#1221 Why does copper kill bacteria?

Why does copper kill bacteria? Copper can kill bacteria by pulling electrons away from the bacteria’s cell wall, breaking it. There are several materials and chemicals that are good at killing bacteria. Of all the metals, only copper, silver, and zinc can kill bacteria. Some plastics have been engineered to kill bacteria and there are

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#1219 What is Prince Rupert’s drop?

What is Prince Rupert’s drop? Prince Rupert’s drop is a small, tadpole-shaped glass bead that is incredibly strong but incredibly fragile. Prince Rupert’s drops have been around for a long time and there is some thought that they were first discovered by Roman glassmakers two thousand years ago. They were first brought to Great Britain

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