Blockchain

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.

Blockchain

Ethereum’s foundation is pumping $30 million into “transformative” upgrades

The long-promised overhaul that will unlock what creator Vitalik Buterin calls the “world computer” needs a cash infusion.

An image of Aya Miyaguchi
Blockchain

The cryptocurrency startups trying to save Argentina from itself

By holding their money in “stable” cryptocurrency, Argentines might avoid the notorious volatility of their peso. First, though, they have to be persuaded.

Photograph of Buenos Aires
Blockchain

“Blockchain Week” gives us presidential candidates, parties, and signs of crypto spring

It might have been less exuberant than last year, but crypto hype isn’t going away anytime soon—and there’s still clearly big money to be made

Image of New York Coindesk event at midtown Hilton
Blockchain

China’s ubiquitous digital payments processor loves the blockchain

Ant Financial has several blockchain-powered applications, despite being based in a country that frowns on some aspects of the technology.

A photo of Hui Zhang
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