Martyn WilliamsSenior Correspondent, IDG News Service

Martyn Williams covers technology news in text and video for PC World, Macworld and TechHive and is based in San Francisco. He previously worked for IDG News Service as a correspondent in San Francisco and Tokyo and has reported on technology news from across Asia and Europe.

solar panels

Rain could make your solar panels dirtier, not cleaner

Researchers are trying to figure out factors that affect the life of solar panels.

toshiba silmee

Toshiba's health wearable unlocks the mysteries of the night

The device is on sale in Japan and has yet to gain FDA approval in the US

sony android tv

CES 2015: The year TVs got way too complicated

Four competing TV platforms could spell confusion for consumers.

sony nw zx2

Sony revives Walkman as a $1200, audiophile-quality Android media player

The NW-ZX2 runs Android and supports the Hi-Res audio format.

supermhl

TV makers look beyond HDMI, propose new Super MHL connector for 8K video

Some of the biggest consumer electronics companies plan to replace HDMI on future TV sets

sony android tv

Sony's razor-thin Android TV is slimmer than three U.S. quarters

The set is as thin as a few coins and one of the first to support Google's new platform

the interview

DirecTV won't show Sony's 'The Interview,' other video services refuse to comment

Sony says VOD providers are unwilling to carry the movie.

samsung curved tv

IFA's gimmick of the year: Bendable TVs

The next big thing, according to consumer electronics makers at IFA? TVs that bend.

sprint tmobile

Report: Sprint gives up on pursuit of T-Mobile USA

Sprint abandoned the takeover because it thought it would have a hard time getting regulatory approval, according to newspaper reports.

new emoji

Unicode update adds emoji for spiders, chili pepper, 'live long and prosper,' and more

A new version of Unicode supports emoji, currency symbols and historic languages

Google Fiber van

Google's mulling Wi-Fi for cities with Google Fiber

Cities getting gigabit-speed fiber Internet could also gain Wi-Fi networks

nest protect

Nest tells users to disable key feature of Protect smoke alarm

The Nest Wave feature could delay the sounding of an alarm in an emergency, the company said

T-Mobile international roaming 1

Hands On: T-Mobile's free international roaming

The speed of the service is capped, so is it really useful when traveling?

John Legere

T-Mobile accuses BlackBerry CEO of being anti-choice

The two companies have been trading harsh words for a week, and now T-Mobile is offering a $200 credit to trade in their Blackberrys.

on pcworld.com

amazon prime video

Report: Amazon considering live TV streaming service

The service would compete with cable and satellite pay TV services if it goes ahead.