Cryptocurrencies

"If cryptocurrencies ever become mainstream, then prices could go a lot higher; if not, many become worthless."

A pizza order in 2010 was the first ever real-world use of the cryptocurrency—with 10,000 bitcoin worth just $41.

"I'm setting up a small group to explore how to best leverage blockchain across Facebook," said executive David Marcus.

The country is suffering from such severe hyperinflation that residents are buying basic goods with duffel bags full of cash.

No, Elon Musk is not giving away big amounts of ether in exchange for small amounts of ether.

"This seems like a desperate measure to scam people and see if some people will actually give money to the government," one expert told Newsweek.

Sample lyrics include lots of helpful hints, like "Be careful about your password! Don't use the same one!" and "Don't underestimate the market!"

Alexei Moiseev, Russian Deputy Finance Minister, told reporters that the Finance Ministry "supports the legalization of trade in cryptocurrencies on official exchanges."

CryptoCurrency can be exchanged directly for Russian rubles.

The town of 30,000 has attracted entrepreneurs who have created cryptocurrency startups.

The price of bitcoin has just risen above $800 for the first time since Feb 2014.