(PhysOrg.com) -- Engineers at Harvard have demonstrated a new kind of tunable color filter that uses optical nanoantennas to obtain precise control of color output.
Microsoft and Bank of America Merrill Lynch on Tuesday announced they are working together to make financial transactions more efficient with blockchain technology—the foundation of bitcoin digital currency.
Bitcoin, a Florida judge says, is not real money. Ironically, that could provide a boost to use of the crypto-currency which has remained in the shadows of the financial system.
The technology that drives the shadowy cryptocurrency bitcoin is drawing interest from the established banking industry, which sees a potential to revolutionize the sector.
Goldman Sachs is developing a virtual currency system that aims to revolutionize securities transactions, according to a US patent application filed by the Wall Street investment bank.
The EU's top court ruled Thursday that the exchange of Bitcoin and other virtual currencies should be treated just like traditional money in Europe and not incur any sales tax.
A flaw in Visa's contactless credit cards means they will approve unlimited cash transactions without a PIN when the amount is requested in a foreign currency.
The Bitcoin digital currency system is in danger of losing its credibility as an independent payment system because of the growing power of a group that runs some of the computers behind it.
The US tax authority on Tuesday ruled that Bitcoin will be taxed as property, like stocks or real estate, rather than as a basic currency like the dollar.
Bitcoin exchange MtGox faced massive hacker offensives last month, coming under some 150,000 DDoS attacks per second for several days ahead of its spectacular failure, a report said Sunday.