Microsoft said Monday it was under investigation by antitrust authorities in China, pledging to cooperate in the investigation.

"We aim to build products that deliver the features, security and reliability customers expect, and we will address any concerns the government may have," Microsoft said in an emailed statement.

Samsung Electronics said Monday it would postpone the roll-out of its new smartphone based on Tizen, a home-grown operating system aimed at breaking away from Google's Android system.

The delay is seen as a blow to Samsung's campaign to carve out a niche in mobile software and services, to complement its dominant hardware role.

Your smartphone is not only your best friend, it's also become your personal trainer, coach, medical lab and maybe even your doctor.

Two grandmothers mystified by computer tablets have inspired a French-Romanian startup to develop an application and service to help the elderly stay in touch with their relatives through the Internet.

Big passenger jets and air traffic controllers are equipped with increasingly sophisticated tracking and communication technology. Some of the world’s most advanced systems have been developed in Canada to oversee our vast airspace.

Yet the unsolved disappearance of Malaysia Airlines Flight MH370 in March and the 2009 crash of Air France flight 447 into a desolate patch of ocean between Brazil and Senegal have left many wondering how huge airplanes can seemingly vanish. Again on Thursday, the doomed Air Algerie flight was missing for hours before its wreckage was located in northern Mali.

You are likely being tracked online by a sneaky, new technology that works without your consent, and can track you even if you use anti-tracking toolbars or strict privacy settings.

-- How is this possible?

There is life after mobile phones for Nokia.

Shares in the Finnish wireless equipment maker surged Thursday after it reported higher profits and an improved earnings outlook in the wake of the sale to Microsoft of its troubled handset division.

Fans dressed as Transformers, Iron Man and Jedi knights were among thousands at the first day of Hong Kong's comic and games expo Friday, where Xbox and Playstation went head-to-head with their new consoles.

The Ani-Com show at the city's harborside convention center is one of the biggest of its kind in Asia and was packed with teenagers, many of them in colored wigs and costumes mimicking their favorite Japanese comic book heroes.

Facebook and most other social networks are built on the premise that just about everything should be shared —except the money those posts produce.

At least two services are trying to change that. Bubblews, a social network that came out of out of an extended test phase last week, pays users for posts that attract traffic and advertisers. Another company, Bonzo Me, has been doing something similar since early July.

Google is offering a million-dollar prize for a breakthrough that would make solar or wind generated electricity more enticing for everyday uses.