The new 10.9.3 update to Mavericks offers improved support for 4K displays. Before the update, Retina MacBook Pros and the new Mac Pro were able to drive 4K displays, but using any resolutions below the monitor's native resolution would result in soft, slightly blurry-looking screen elements and jaggy text.

The Chinese technology upstart Xiaomi, known for selling smartphones online at heavily discounted prices, just intensified its attack on some of the biggest companies in technology-Samsung, HTC, and even mighty Apple.

Shares in Japanese electronics maker Sharp rose as much as 7.7% to 279 yen on the Tokyo Stock Exchange on Tuesday after it swung back to profit.

Britain has already approved enough renewable energy projects to hit its EU targets, rendering all 1,000 projects still in the planning system surplus to requirements, new analysis claims.

Netflix began offering 4K streams last month. On Friday, the company took to its blog to talk up its capabilities and the future of the ultra high-def format for the streaming service.

Samsung is going to launch a brand new line of Android tablets soon, according to a credible report. Dubbed Galaxy Tab S, these devices will feature powerful specifications, fingerprint sensors, and high definition AMOLED displays.

George Heilmeier, one of the principal creators of the liquid-crystal display (LCD) technology that made it possible to hang television sets on walls and carry computers in coat pockets, died April 21 at a hospital in Plano, Tex., near Dallas. He was 77.

Apple used to push display technology with its products, most notably when it brought the Retina Display to the iPhone. But that hasn't been the case lately, which makes its recent acquisition of tiny LuxVue Technology all the more interesting.

The US Department of Homeland Security is advising Americans not to use the Internet Explorer Web browser until a fix is found for a serious security flaw that came to light over the weekend.

Samsung Electronics has reported a 4% fall in sales at its mobile phone unit.

More than a year after announcing plans to combine their struggling system chip operations, Fujitsu and Panasonic are finally launching their new merged company with the help of Japanese government money.

Ultra HD (sometimes called "4K") televisions have been around for more than a year, but until now held limited appeal. Prices were stratospheric, making it hard to justify a bump in clarity. Now Ultra HD prices are flying closer to Earth: Brand-name sets start below $2,500, and $5,000 will get you Samsung's top 65-inch curved-screen HU9000, which I tested this week.

LG is planning on flooding the market with glassless TVs in 2017.

NXP Semiconductors has announced its investment in Senseg, a leader in next-generation spatial haptic feedback technology.

When Microsoft's acquisition of Nokia's devices and services business closes, the software giant plans to rename Nokia Oyj to Microsoft Mobile Oy, according to a letter sent to suppliers.

HTC hired the former head of marketing at Samsung Electronics' US mobile phone business as an adviser to chairman Cher Wang, according to two people familiar with the matter.

In short, the Fire TV is basically a combination of Apple's iTunes rentals and Netflix's smorgasbord of content in a single box.

LG Display Co., a South Korean maker of flat-panel screens for TVs and smartphones, expects the outlook for its key business to get worse this year due to a rapid fall in panel prices, but its first-quarter earnings could beat analysts' expectations, a senior company executive said Thursday.

The tail lights on most existing cars leave a lot to be desired: they're big, power-hungry and need reflectors to be visible from all angles.

Nokia has temporarily halted sales of the Lumia 2520 in seven countries, because the tablet's AC-300 charger can give users an electric shock.

Despite the increase, it is a slowdown from 7.7% growth in the final quarter of last year.

Stop investing in dirty fossil fuels and rapidly shift to renewable energy to prevent dangerous climate change - this was the message from Sunday's long-awaited UN report from the Intergovernmental Panel on Climate Change.

After a public meeting on Tuesday, April 15 in Palm Desert, California, the California Energy Commission (CEC) will vote, on Wednesday, in Sacramento on whether or not to re-permit a 500-megawatt solar thermal project that has been on hold since December.