Microsoft has rebranded its subscription-based music services as part of a ramped-up effort to compete with the likes of Apple, Google Spotify and others.

The U.S. tech giant said its Groove Music -- the rechristened name for XBox Music -- will be built into the Windows 10 operating system that is designed to power computers and a variety of mobile devices.

They might be so popular as to be almost an extension of people's arms, but most Americans ditch their smartphones and return to the trusty computer when buying online.

That was the finding of a Gallup survey released Tuesday which said that 74 percent of adults in the United States with smartphones usually turn to their computers for making purchases on the Internet.

FBI Director James Comey called Monday for public debate on the use of encrypted communications, saying Americans may not realize how radical groups and criminals are using the technology.

Comey's comments in a blog post appeared to seek more public support for his view, first expressed last year, that stronger encryption being developed for mobile devices could hurt the efforts of US law enforcement and intelligence operations.

Samsung Electronics Co. forecast a fall in second quarter profit in a sign that sales of its much anticipated Galaxy S6 smartphones failed to meet expectations.

Samsung on Tuesday estimated its second quarter operating profit at 6.9 trillion won ($6.1 billion), down 4 percent from a year earlier. The result represents a 15 percent gain from the previous quarter but it was lower than the 7.23 trillion won forecast in a FactSet survey of analysts.

Aditi Mendiratta's biggest worry as she's swiping left and right is hiding the smartphone notifications that read "Congratulations! You have a new match" from her parents.

"They wouldn't be cool with it," the 20-year-old journalism student said, flipping her long black hair out of her face. "I'd probably be lectured a zillion times about how irresponsible I am."

High above the bustling city of Honolulu, in a quiet, exclusive hillside neighborhood where some of the island's wealthiest residents live, there is an extravagant home that's not quite like the others.

The 6,000-square-foot house has a view overlooking Diamond Head, Waikiki and the Pacific Ocean, and two Tesla cars in the driveway. It's not the two electric cars that set the property apart from its swanky neighbors.

Hacking Team, a controversial Italian firm which sells surveillance ware to governments and agencies with dodgy rights records, has had more than 400 gigabytes of data breached and leaked, media reports said on Monday.

The attack is a huge loss of face for the Milan-based firm which was set up in 2003. 

Move over selfie, India is embracing the "velfie" with Bollywood stars, sporting heroes and even politicians taking and posting videos of themselves online using a range of new mobile apps.

From lip-synching famous movie scenes and quizzing political leaders to interviewing job candidates, Indian tech firms are betting on the latest craze to grip social media -- the video selfie.

Watching a flying demonstration on Maryland's Eastern Shore, the Missouri farmer envisions using an unmanned aerial vehicle to monitor the irrigation pipes on his farm - a job he now pays three men to do.

"The savings on labor and fuel would just be phenomenal," Geske says, watching as a small white drone hovers over a nearby corn field and transmits detailed pictures of the growing stalks to an iPad.

Fluffy clouds waft across a blue sky as you log in and while you chat with friends, Gospel music rings out: welcome to Facegloria, the social network for Brazilian Evangelicals.

The new website's homepage bears a passing resemblance to the global phenomenon Facebook.