Apple on Thursday launched its mobile payment service Apple Pay in China, pitting the U.S. technology giant against strong domestic rivals in a large but already crowded market.

Success in the world's second-largest economy is crucial for the California-based firm. Apple Pay is available in only a few other countries including the United States, Britain, Canada and Australia.

Video streaming delays generate as much stress as watching a horror film, the Swedish telecom company Ericsson said Wednesday. 

Ericsson, which sells equipment to mobile telephone companies to accelerate download speeds and prevent delays or buffering, said its study measured the heart rate, brain activity and eye movements of people watching videos on a mobile phone.

An American judge ordered Apple on Tuesday to help the FBI break into an iPhone belonging to one of the attackers in the San Bernardino shooting that killed 14 people.

U.S. Magistrate Judge Sheri Pym ordered Apple to provide "reasonable technical assistance" to the FBI, including by disabling an auto-erase feature after too many unsuccessful attempts are made to unlock the iPhone 5C.

Internet censorship in Russia soared last year as the government stepped up efforts to filter content online, a report by a rights group said Tuesday.

Titled "The Triumph of Censorship," the report by Agora, a respected group of human rights lawyers, counted media reports and government statements about blocked web pages as well as prosecutions of people for what they posted online.

Dreams and nightmares that could shape the future took center stage Monday at the TED gathering known for brilliant minds exploring potentially world-changing ideas.

Astro Teller of the boundary-pushing X lab run by Google parent company Alphabet, and television producer and writer Shonda Rhimes were among those who took to the intimate stage during the opening session of the five-day event in Vancouver, Canada.

The Paris appeal court on Friday upheld a ruling that Facebook can be sued under French and not Californian law.

The ruling applies to a case in which a French teacher wants to sue the U.S. social media giant over his claims that his page was censored when he posted a graphic painting of a woman's nude lower half by Gustave Courbet.

Uber says that it will pay $28.5 million to settle two lawsuits that said the ride-hailing firm misled customers about its safety procedures and fees.

The company told a federal judge in San Francisco that it wants to settle the class-action lawsuits by paying about 25 million riders who made U.S. trips between January 1, 2013, and January 31, 2016.

Visa is now a major shareholder in Square, the mobile payment services company co-founded and led by Jack Dorsey.

Shares of Square spiked 14 percent before the opening bell Friday.

Facebook lost a crucial legal battle Friday as a Paris court ruled the social network can be sued in France over its decision to remove the account of a French user who posted a photo of a famous 19th-century nude painting.

The ruling by the Paris appeals court could set a legal precedent in France, where Facebook has more than 30 million regular users. It can be appealed to France's highest court.

Twitter shares skidded Thursday after its quarterly update failed to ease concerns that the messaging platform's growth initiatives are sputtering.

In early Wall Street trade, Twitter shares fell 4.4 percent to $14.32, extending their long decline and hitting fresh lows since the social network group went public in 2013.