Voxer Walkie-Talkie is an excellent communications app with all the tools you need to get in touch quickly.
Like a modern day walkie-talkie, this system helps you communicate when there's no cell service.
Nostalgic for that Nextel push-to-talk capability? Sprint brings the feature back through a free app that works with select Android phones, including the Samsung Galaxy S4 and LG G2.
With a standard chat layout, you can send voice messages, photos, and texts.
Like a modern walkie-talkie, GoTenna keeps your smartphone in touch with friends and family nearby even when there's no wireless coverage -- but everyone needs one of the gadgets, and it costs some serious scratch.
The Onyx from OnBeep is like a walkie talkie without geographical limitations, making communication possible with anyone, anywhere in the galaxy where there's a data connection.
Recycled cell phones get a fashionable new lease on life as they're embedded into the soles of high heels, Wellington boots, running shoes, and men's dress shoes.
The walkie-talkie ease of push-to-talk meets modern smartphones in Verizon's rebooted service for business.
AT&T launches a trial program to test out its enhanced push-to-talk feature for mobile field service workers.
Boston Dynamics' supersized AlphaDog gets let off the leash in a forest. This is one monster robot--check out the DARPA video for yourself.