Because of this distribution—and the encrypted proof that work was done—the blockchain data, such as transaction history, becomes irreversible. Such a record could be a list of transactions ...

The blockchain is distributed across a network of computers called nodes to ensure transparency and secure trading. Here's how blockchains work, with a closer look at their pros, cons, and ...

How Hard Forks Work A hard fork is when a new blockchain version emerges that is incompatible with the original version. It is not always an adverse event; in fact, many blockchains have undergone ...

"It works like a general ledger — it's that simple," says Donovan. Perhaps you start with two coins and send one to someone. "On the blockchain, it would say I'm sending you one coin, and I now ...

There has been a lot of buzz about blockchain, but will this new technology really change the way we transact in the future? Think of an old-fashioned ledger, one of those big leather-bound books ...

Blockchain applications in healthcare won't need to work differently than blockchains in any other area. A blockchain is a shared record of transactions stored in a digital ledger. These ...