Blockchain technology has the potential to revolutionize the world of finance, rendering banks, notaries and licensing rights authorities obsolete. How does it work?
After Thursday's massive hike in Bitcoin's value, the cryptocurrency fell 15 percent on Friday on profit-taking. The volatility has been put down to a decision by US regulators to allow Bitcoin trade on major exchanges.
In January, one Bitcoin cost about $700 (€589). Now it's reached $11,000. We look at what Bitcoin is, why it's inflating, and whether it's likely to become a common way for people to pay for stuff.
Few people use bitcoin to buy anything — but everyone pays for its environmental impact. Does mining the cryptocurrency actually consume more electricity than Ireland?
Cryptocurrencies have grabbed a lot of attention in recent days as the value of bitcoin skyrocketed to hit record highs and Venezuela announced plans to create a digital currency called "petro."
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