New tech demos

'Largest' energy-generating walkway unveiled. Video, 00:01:41'Largest' energy-generating walkway unveiled

Control your television with any object. Video, 00:01:36Control your television with any object

The origami bots that could do surgery. Video, 00:01:31The origami bots that could do surgery

Honda unveils a disaster relief robot. Video, 00:01:30Honda unveils a disaster relief robot

Carbon-ion battery 'charged in seconds' Video, 00:01:29Carbon-ion battery 'charged in seconds'

A brief tour of Google's Pixel 2 XL. Video, 00:02:14A brief tour of Google's Pixel 2 XL

What future for augmented reality? Video, 00:01:09What future for augmented reality?

First look at Amazon's new Echo speakers. Video, 00:01:56First look at Amazon's new Echo speakers

'Smart pillow' pad stays cold all night. Video, 00:01:30'Smart pillow' pad stays cold all night

Hands-on with Nest's new home security tech. Video, 00:02:38Hands-on with Nest's new home security tech

Burger robot rolled out to US restaurants. Video, 00:01:31Burger robot rolled out to US restaurants

Facial capture tech makes CGI more real. Video, 00:01:13Facial capture tech makes CGI more real

Mario is no longer a plumber, and other news. Video, 00:01:29Mario is no longer a plumber, and other news

Nasa tests new Dream Chaser spacecraft. Video, 00:01:30Nasa tests new Dream Chaser spacecraft

Nokia launches the 'bothie' phone. Video, 00:03:00Nokia launches the 'bothie' phone

Chatbot apps help users prepare for death. Video, 00:02:30Chatbot apps help users prepare for death

Sony phone app takes 3D clone snaps. Video, 00:01:45Sony phone app takes 3D clone snaps

LG's V30 phone 'leaves gimmicks behind' Video, 00:02:09LG's V30 phone 'leaves gimmicks behind'

Samsung Galaxy Note 8: A giant phone. Video, 00:03:50Samsung Galaxy Note 8: A giant phone

The lifts that can go sideways. Video, 00:00:49The lifts that can go sideways

The record-breaking dancing robots. Video, 00:01:23The record-breaking dancing robots

‘Robotarium’ gives anyone access to robots. Video, 00:01:26‘Robotarium’ gives anyone access to robots

Password guru regrets past security advice. Video, 00:01:31Password guru regrets past security advice