The world's first full-length marathon for two-legged robots kicked off in Japan on Thursday, with the toy-sized humanoids were due to run 42.195 kilometers (26 miles) over four days.

The machines began the non-stop race on a 100-meter (109-yard) indoor track in the western city of Osaka after doing knee bends or raising their hands to greet spectators.

Victims and survivors of the New Zealand earthquake are using the web as a virtual crisis centre, searching for missing people and even offering survivors a place to stay.

Information is flowing out from Christchurch to sites such as web giant Google's Crisis Response service where people can add or request information on individuals.

Raul Krauthausen, who has used a wheelchair since childhood, has always been uncomfortable with the services Germany provides for the physically handicapped, like special taxis and grocery delivery — saying they feel patronizing and further isolate him from the able-bodied world.

So Krauthausen took matters into his own hands and launched wheelmap.org, an iPhone application and website in German and English that allows users to share ratings and tips on how accessible shops, bars and other places are.

Cell phones are usually used to communicate with people far away. This year, they'll get the ability to do the opposite: communicate with things that are close enough to touch.

It may not sound immediately useful, but phones will get some surprising capabilities with the addition of chips for so-called Near Field Communications, a wireless technology with a range intentionally limited to just a few inches.

A geomagnetic space storm sparked by a solar eruption like the one that flared toward Earth Tuesday is bound to strike again and could wreak havoc across the gadget-happy modern world, experts say.

Contemporary society is increasingly vulnerable to space weather because of our dependence on satellite systems for synchronizing computers, airline navigation, telecommunications networks and other electronic devices.

You probably have good reason to worry if you get a call on your mobile phone with the following message: "Sir, an ambulance is on the way."

That's the worst call you can receive if you buy a new EPI Life mobile phone, which comes complete with mini electrocardiogram.

Lonely astronauts on the International Space Station may soon be getting an android friend from Japan.

And for the folks back home, it will tweet.

Apple Inc. says its audits found labor, safety and other abuses by its suppliers in 2010, though it praised Taiwanese manufacturer Foxconn for saving lives through its handling of a spate of suicides at its factories in China.

The findings, outlined in Apple's annual supplier responsibility report, prompted local reports Wednesday to decry the "high price" paid by Chinese workers who assemble hit gadgets like the iPod and iPad.

Google on Monday gave users of its Chrome Web browser the ability to block search results from low-quality websites known as content farms.

Google's principal engineer Matt Cutts said Chrome users can download and install an extension for Chrome that blocks sites which provide "shallow or low-quality content" from their search results.

Apple is developing a new line of smaller and cheaper iPhones and overhauling its software to facilitate users' access to entertainment, photos and video, The Wall Street Journal reported Sunday.

The new device -- code-named "N97" -- will be about half the size of the iPhone 4 and cost about half as much as Apple's main line of iPhones, the Journal said, citing a person who saw a prototype of the new gadget several months ago.