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Appliance Science: How robotic vacuums navigate

Robot vacuums can navigate your home, sweeping up dirt while avoiding falling down stairs. How do they find their way? Appliance Science looks at the science of robot navigation.

By October 6, 2015


Canon offers $2.8 billion for network video camera maker Axis

Canon, which has watched its financial performance slip in recent quarters, sees possibilities for growth in the corporate world, which Axis caters to.

By February 10, 2015


New Mac malware disguised with right-to-left encoding trick

Signed with a valid Apple ID, Backdoor:Python/Janicab.A uses a Unicode trick to pass as a standard document instead of an application.

By July 15, 2013


Facebook joins Mozilla to slim down Web's images

Mozilla and Facebook are joining forces in an unusual alliance to save bandwidth by reducing the size of image files on the Web.

By July 15, 2014


What is aptX, and can it improve Bluetooth sound?

Sound quality over Bluetooth is often lacking. A technology called aptX promises "CD-like" sound over Bluetooth. So what's aptX?

By May 23, 2014


Mozilla works to squeeze more life out of JPEG

The Firefox developer releases a tool called mozjpeg that cuts image file sizes by about 10 percent through judicious optimization. The goal: a faster Web.

By March 5, 2014


Encode videos with a single click

On today's Tekzilla Daily, Veronica shows you how to convert movies straight from Finder in OS X Lion without fussing with extra programs.

July 2, 2012


Car hacking code released at Defcon

Car computer hacking hit the gas on the first morning of Defcon 21, as hackers revealed how they took over two of the most popular cars in America.

By August 2, 2013


Despite Google patent efforts, VP8 no shoo-in for Web video

Nokia refuses to license patents it says are needed to use Google's video technology, sullying Google's earlier patent deal. But WebRTC could still spread VP8 widely, lowering Web video costs for startups and schools.

By March 28, 2013


How to encode movies to play on your Galaxy Tab 10.1

The Samsung Galaxy Tab 10.1's beautiful 1,280x800-pixel screen is great for watching movies. If your movie isn't already in one of the supported formats or it's still on a DVD, you'll need to encode/re-encode it first. We'll show you how.

By August 10, 2011