Bitcoin

Bitcoins are collectively worth $9.1bn at the moment; $750.99 per coin.

India's top Bitcoin exchange halts operations on Reserve Bank warning.

Owner of controversial website wants his bitcoins back.

Cliff White pins hope on Bitcoin value rising to $10,000.

Chinese bitcoin exchange OKCoin has been accused by its users of faking trading data.

Monetary Authority of Singapore (MAS) decided not to intervene on whether businesses accept bitcoins as mode payment.

From electric cars and space travel, to biometric security and bitcoin - our technology predictions for 2014.

Dogecoin, an alternative crypto-currency to bitcoin, saw a 900% gain in value in a single week.

Bitcoin users angry at China's blocking of the currency blamed for launching cyber attack on central bank.

Bitcoin was responsible for a digital gold rush in 2013; we look back at its highs and lows.

According to new research, the CryptoLocker malware has infected 250,000 PCs in just 100 days.

A ban on Chinese financial institutions handling bitcoin sees digital currency value crash 50% in a single week.

Treasury's FinCEN sent letters to bitcoin businesses that are defined as money transmitters.

Norwegian government rules virtual crypto-currency bitcoin cannot be classed as real money.

2013 was the year science fiction was brought to our everyday lives, thanks to Google, Tesla and others.

Alistair Charlton believes the European Banking Authority's bitcoin warning is meaningless without real changes to the law.

San Francisco-based Coinbase received $25m funding from investors led by led Andreessen Horowitz.

Regulatory agency of European Union warns consumers could lose money.

Bitcoin wallet service Coinbase gains $25m series B investment from Instagram backer Andreessen Horowitz.

Digital gold rush creates $13,000 Neptune bitcoin mining rig capable of earning $2,000 per day.

Bank's planned "virtual cash" would allow users to make payments anonymously just like Bitcoin.

Seller of a $1 million Canada home will accept bitcoins as a means of payment.

Is it against the law to steal bitcoins? Is it considered currency? Who is responsible for regulating it? Alistair Charlton investigates

Digital currency briefly passes value of gold as its drive for legitimacy continues.

Value of virtual currency litecoin leaps 100% in one day, as market cap passes $1bn.

Bitcoin value passes landmark value as crypto-currency gains wider international acceptance.

A hard drive containing £4m of bitcoins is buried in a recycling plant in Newport, south Wales.

Bitcoin Black Friday deals encourage users to actually use their bitcoins like a real currency.

Cyber criminals have stolen $1m worth of bitcoins from Bips, a leading European exchange and wallet service.

Alistair Charlton investigates litecoin, the crypto-currency looking to ride the wave of bitcoin's success.