Microsoft (NasdaqGS: MSFT - news) said Monday its Cortana virtual assistant software was available to users of Android mobile devices.

Cortana is Microsoft's answer to Apple (NasdaqGS: AAPL - news) 's Siri and Google Now, which respond to voice commands on mobile devices.

Russia's media watchdog said Tuesday it had lifted a short-lived ban on Russian-language Wikipedia over an entry on a form of cannabis.

Roskomnadzor said Wikipedia had complied with a court order and edited an entry about charas, a substance made from the resin of the cannabis plant.

The Politwoops website that saved tweets deleted by politicians said Monday that Twitter had blocked its access to the social media giant, halting its operations across 30 countries.

The Open State Foundation started Politwoops in the Netherlands in 2010, and its collection of deleted tweets proved a frequent source of embarrassment for politicians, as well as a useful tool for journalists.

Suddenly the online news business is red-hot.

Money is flowing into digital news ventures at an unprecedented pace, as investors anticipate an accelerating shift away from traditional media, and new ways to generate revenue from news.

The hacking group behind the Ashley Madison breach compared the affair-seeking website to "a drug dealer abusing addicts" in an email exchange threatening to carry out more attacks.

In the exchange published Friday by Vice Media's Motherboard website, the group calling itself The Impact Team said that hacking Ashley Madison was easy because "nobody was watching" and the site had "no security."

Cyber spies most probably based in China have been snooping on Indian government bodies and universities since 2012 for sensitive material on its rival neighbour, Internet security company FireEye said Friday.

FireEye said the hackers seemed particularly interested in India's border dispute with neighbouring giant China as well as information on Tibetan activists.

South Korea's dominant Samsung conglomerate will make its first entry into U.S. stock markets next year with the listing of a biotechnology affiliate, a company official said Friday.

The listing of Samsung Bioepis on the Nasdaq Stock Market is aimed at securing funds for investment in the field of biosimilars -- a new breed of drugs that mimic the effects of far more costly biologic drugs made from living cells.

Prosecutors from California have accused global ride-sharing service Uber of misleading customers and having lax background checks that let criminals drive for the firm, court documents show.

Prosecutors in San Francisco and Los Angeles claim they found 25 people with serious criminal histories driving for Uber in the state, including a murderer, a sex offender and an identity thief.

Facebook remains the dominant social network for U.S. Internet users, while Twitter has failed to keep apace with rivals like Instagram and Pinterest, a study showed Wednesday.

The Pew Research Center report found 72 percent of Americans who are online currently use Facebook, a modest uptick of one percentage point from a year ago and five points higher than in 2012.

Only 21 percent of users who have tested Apple Music no longer use it, Apple said Wednesday, countering the results of a survey that found defection rates at more than twice that amount.

In a survey of 5,000 people in the U.S., released Tuesday, music industry research company MusicWatch found that 48 percent of those who had tried out the new online streaming music service have stopped using it.