Blockchain 101 How does blockchain work? What is blockchain used for?

Mining is integral to the security of Proof of Work blockchains. By computing hashes with certain properties, participants are able to secure cryptocurrency networks without the need for a central authority. When Bitcoin first launched in 2009, anyone with a regular PC could compete with other miners to guess a valid hash for the next block. That’s because the mining difficulty was low. There wasn’t much hash rate on […]

Ethereum’s Arrow Glacier network upgrade delays the network’s difficulty bomb until June 2022. Many previous updates have also extended the deadline for the difficulty bomb. The difficulty bomb will, by design, make mining on Ethereum uneconomical and difficult to do. This feature motivates the development of Ethereum 2.0 and will force miners to change over […]