The official X account for DOGE, the reform department headed by billionaire Elon Musk, shared facts about penny production ...

Canadians are saving $11 million every year because of the penny, a Canadian official told Newsweek. Could the U.S. follow?

During World War II, pennies were made of steel to save copper for the war effort. However, a few were mistakenly made of bronze, and these are extremely rare and valuable. Made of 95% copper and ...

A penny-pinching tactic proposed by Elon Musk's Department of Government Efficiency could be getting rid of the penny itself.

Most pennies minted since mid-1982 are struck on planchets made up of a solid zinc core with only a trace of copper. But in 1983, some were mistakenly struck on a bronze planchet left over from ...

A copper penny is heated and suspended above the surface of acetone in a beaker. The copper demonstrates heterogenous catalysis in the combustion of acetone to carbon dioxide and water. This exotherm ...