Peanut the Squirrel went from being an anonymous street rodent, to a famous influencer, to a billion dollar cryptocurrency. His story is a parable of the modern attention economy.

These four rare 1980s coins could be hiding in your change -- and they might be worth hundreds or even thousands to collectors.

Roughly half of an average home’s annual energy bill (gas and electric), about $1,000, is spent on heating and cooling. Air ...