Bitcoin has quickly grown into one of the most popular—and confusing—investment trends today. As a digital form of cryptocurrency, Bitcoin lacks a physical presence. Because it is not tangible, the ...

Bitcoin (BTC-USD) is a virtual currency that's used as an investment and a form of payment for goods and services. It's known for its volatility, so it's important to understand how bitcoin works.

You use Bitcoin by spending it: paying merchants that accept it directly, using a Bitcoin debit card, buying gift cards for stores that don't, or sending it to another person. All you need is a wallet ...