Bitcoin

Amazon Coins had been available only on Kindle Fire tablets.

Mt Gox claimed to have left Tokyo office amid ongoing protests, while Winklevoss twins launch Winkdex.

Bitcoin performs poorly as a unit of account and a store of value.

eBay CEO John Donahoe said digital currencies are not posing threat to his business.

World's first dogecoin ATM shown off at cryptocurrency festival, as Mt Gox protest struggles to gain momentum.

Shady online marketplace Silk Road 2.0 pledges to repay £1.7m for users' stolen bitcoins.

Mt Gox claims bitcoin withdrawals will reopen soon, while protests continue outside Tokyo headquarters.

Robocoin is installing new bitcoin ATMs in US, after launching in Canada.

Japanese cryptocurrency exchange finds solution to transaction malleability issue.

There is a bitcoin fire sale on the Mt. Gox exchange while the Jamaican bobsled team - powered by dogecoin - takes to the track at Sochi 2014.

ItBit offering fee credit to new customers as it looks to expand customer-base.

Bitcoin exchange announces downtime affecting bitcoin deposits and internal bitcoin transfers.

Graphic cards based on R9 290X graphics processing unit are now priced at about $900, compared with $549 four months before.

A Shoreditch developer flew 6,000 miles to stage a one-man protest outside Tokyo bitcoin exchange Mt Gox.

Underground drugs website Silk Road 2 was hacked and the websites entire cache of bitcoin - worth $2.7 million - stolen.

Mark Karpeles, boss of troubled bitcoin exchange Mt Gox, explains temporary halt to currency withdrawals.

System was developed by Singapore-based Switchless.

London's first bitcoin ATMs are shipping soon, while dogecoin lands on two more cryptocurrency exchanges.

Bitcoin exchanges have halted withdrawals after being hit by 'massive' DDoS attack, but coin price remains stable.

Some two dozen Israeli startups dream of a bitcoin world.

Bitcoin shows signs of recovery as Mt Gox exchange woes continue

A new piece of malware called CoinThief monitors your web traffic in order to steal your bitcoins.

Bitcoin value falls 20% after Mt Gox exchange blames withdrawal delays on currency flaw.

Protester travels to bitcoin exchange Mt Gox while dogecoin fans party on Wall Street.

Pascal Reid and Michel Abner Espinoza from Miami were arrested for using bitcoin for money laundering.

Swedish paper reports bitcoins used by drug dealers in at least six deals.

Russia banned bitcoin and Cyprus warned consumers about its risks.

Bitcoin Kinetics lists 10 billion shares of common stock on crowd funding platform Cryptostocks.

Jackson Palmer and Billy Markus talk about the surprising success of their cryptocurrency dogecoin and what the future holds.

London-based BitTag is a digital price tag displaying the real-time bitcoin value of any item it is attached to.