Q: Our son collects pennies and was dismayed to get home from school today and find that our new puppy, Lincoln, had knocked ...

At least one corner of the zinc lobby doesn't appreciate President Trump's penny pinching plan. Why it matters: The copper-coated coin is 97.5% zinc, and the 3.2 billion produced in 2024 topped 17 ...

Enough planchets are in Mint inventory to produce 2025 Lincoln cents for current Federal Reserve orders and numismatic sets, as efforts toward eliminating the denomination mount.

The penny then appears to turn to gold when heated in a flame. Heat causes a fusion of zinc and copper to form brass (gold-colored). Brass is 60-82% Cu and 18-40% Zn. To Conduct Demonstration Heat ...