What is bitcoin mining and is it profitable?

Bitcoin mining is crucial to maintaining the blockchain underpinning the cryptocurrency. But miners are facing fewer rewards and higher costs. We look at what bitcoin mining is, how it works and how profitable it is.

What is bitcoin? Everything you need to know

Bitcoin is what comes to mind when most people think of cryptocurrencies. We’ve put together a cover-all-bases guide to bitcoin, from what it is and why it’s valuable, to why bitcoin is so volatile and whether it’s safe.