What is a blockchain? Distributed ledger technology underlies cryptocurrencies like bitcoin and could be the future of money, security, and online privacy. But there's also a ton of hype.
The latest economic downturn has exposed the 10-year-old cryptocurrency as just another financial asset. For now.
In a recent panel discussion, experts highlighted some practical lessons from the original cryptocurrency.
Though it’s theoretically possible, there is no evidence that physical money—or any inanimate surface, for that matter—helps the virus spread.
Hackers working for Kim Jong-un have become experts at covering their tracks on the Bitcoin blockchain.
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