Wi-Fi's not always available on trains during rush hour, and Amtrak wants to solve that problem.
Product reviews and comparisons so far mainly feature smartwatches, activity trackers and wearable cameras
But can Microsoft's digital assistant ever match the savvy of the Halo character by the same name?
Move follows Galaxy S5 with fingerprint reader
Sony is on a quest to duplicate earlier successes like its storied Walkman, but its Xperia smartphones could face troubles cracking a crowded market.
Mobile data traffic is expected to grow by 61 percent annually into 2018, and wearables will increasingly play a role, Cisco researchers estimate.
Smartphones priced at less than $150 helped fuel record year, analysts at IDC say.
Half of all interactions with apps will come from wearables by 2017, Gartner says.
R'Pin and chip' smartcards may be next, not NFC smartphones, but liability questions remain.
Smartwatch developers must focus on cutting prices, adding more apps, and improving the look in order to attract broad consumer interest.
Microsoft's promotion of Windows Phone has recently seen success in the U.S. and Europe amid continued problems in China.
Cell-phone mishaps and mysteries abound, but some are more dramatic than others and even funny (if it wasn't your phone).
Short-distance wireless groups supporting NFC and Bluetooth have agreed to jointly create greater interoperability between the complementary technologies.
Such a tattoo could include an embedded microphone as well as a transceiver for enabling wireless communications with a nearby smartphone.
Researchers have found a new way to tune the radio frequency in smartphones and other wireless devices that promises to reduce costs and improve performance of semiconductors used in defense, satellite, and commercial communications.