One Jack. Two companies. Jack Dorsey has been given a second shot at running Twitter, the struggling social media company he co-founded. Dorsey will be doing double duty at the top spot, also running Square, a mobile payments company he co-founded in 2009. The appointment thrusts Dorsey into an elite group of visionary business people. …

Jack Dorsey is once again the CEO of Twitter, the company he co-founded. Mike Blake/Reuters/Corbis Seven years after he was ousted as Twitter’s chief executive, Jack Dorsey has another shot running the social network. Dorsey’s first priority: Make Twitter more appealing to more people. It’s a tall order. His to-do list includes a simpler, more visually appealing interface so that …

Is Samsung prepping a tablet with an 18.4-inch display? GFXBench/screenshot by Lance Whitney/CNET Samsung may be aiming to outgun Apple and Microsoft with a supersized tablet. Called the Samsung SM-T670, a device leaked on benchmarks site GFXBench reveals several key features, including an 18.4-inch screen with 1,920×1,080 pixels, a 1.6 gigahertz Samsung Exynos 7 octa-core processor, 1.8 gigabytes of memory, …

Enlarge Image Screemshot by Nicole Cozma/CNET If you like to share GIFs with friends and family to better convey your thoughts or feelings, then you’ve probably searched for them on Google at least once. The main issue with using Google is that none of the GIFs in the results show animations until you click to enlarge them. This makes the …

Enlarge ImageJack Dorsey had some things to say at TechCrunch Disrupt in San Francisco in 2012. Daniel Terdiman/CNET Newly crowned Twitter CEO Jack Dorsey came to fame as a co-creator of the microblogging service, which limits messages to 140 characters. But even with his emphasis on brevity, he’s rarely at a loss for words. Dorsey is now starting his second …

Enlarge ImageThis “grenade” is really a survival kit. Surf City Paracord The braided paracord bracelet, a fashion favorite for survivalists and urbanites alike, makes it look like you’re prepared for anything. If the zombie apocalypse were to happen five minutes from now, you’d be able to lash together a shelter, catch a fish, snare a squirrel and create trip-wires with …

Is the remote control being replaced by your finger? The motion-sensing Singlecue lets you control various cable, satellite and streaming set-top boxes with slight movements of your index finger. In this CNET Update, I work on my Jedi channel-surfing powers: Now playing: Watch this: Wiggle your finger to control TV with Singlecue 2:58 Also in this tech-news roundup, learn about …

Google began rolling out the Android 6.0 Marshmallow software update on Monday to a number of its Nexus family of phones. Falling in line with last week’s announcement, the newest version of Android will come first to the Nexus 5 , Nexus 6, Nexus 7 (2013) , Nexus 9 and Nexus Player . As is the case with other updates …

HTC’s sales figures have been slowly declining for four years. HTC HTC’s poor smartphone sales and ongoing struggle in a hotly competitive market have resulted in its second net loss this year, the company reported Monday. The Taiwanese phone maker managed to cling to a tiny profit in the first quarter this year, but a downturn in sales contributed to …

A follow-up to the popular Surface Pro 3 is expected to launch at the event Tuesday. Sarah Tew Microsoft has spent the better part of a year talking about the software flourishes of Windows 10. Now it must get down to talking about hardware. A number of PCs and tablets already run Windows 10 , which was released to the …