Learn how Bitcoin mining works, including how transactions are validated, block rewards, energy use, and why miners play a key role in securing the network.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Betsy began her career in international ...

When Bitcoin (BTC-2.86%) was launched in 2009, it introduced the concept of Bitcoin mining. Miners are responsible for confirming transactions and creating new coins; they receive ...