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Saturday, February 18, 2012

ScienceDaily: Top Technology News

ScienceDaily: Top Technology News


New braille-like texting app lets you text without looking

Posted: 17 Feb 2012 11:53 AM PST

Researchers have designed a texting solution that could become a modern substitute for passing notes under the table. BrailleTouch is a prototype texting app that requires only finger gestures to key in letters on touch screen devices – no sight required.

A robot sketches portraits

Posted: 17 Feb 2012 08:55 AM PST

An industrial robot as artist? A painter made of metal really can sketch faces. Its artistic genius only emerges if someone takes a seat on the model's stool positioned in front of the robot: first, its camera records an image of its model; then it whips out its pencil and traces a portrait of the individual on its easel. After around ten minutes have passed, it grabs the work and proudly presents it to its public.

DNA nanorobot triggers targeted therapeutic responses

Posted: 16 Feb 2012 11:42 AM PST

A new robotic device made from DNA could potentially seek out specific cell targets and deliver important molecular instructions, such as telling cancer cells to self-destruct. Inspired by the mechanics of the body's own immune system, the technology represents a major breakthrough in the field of nanobiotechnology and might one day be used to program immune responses to treat various diseases.

New robots can continuously map their environment with low-cost camera

Posted: 16 Feb 2012 10:41 AM PST

Robots could one day navigate through constantly changing surroundings with virtually no input from humans, thanks to a system that allows them to build and continuously update a three-dimensional map of their environment using a low-cost camera such as Microsoft's Kinect.

Arsenic supply at highest risk of shortages

Posted: 16 Feb 2012 10:39 AM PST

Modern technology depends on reliable supplies of a wide variety of materials, but there is increasing concern about the dependability of those supplies.

Anthrax-killing foam proves effective in meth lab cleanup, study suggests

Posted: 16 Feb 2012 10:32 AM PST

A decontamination foam, developed more than a decade ago and used to decontaminate federal office buildings and mailrooms during the 2001 anthrax attacks, is now being used to decontaminate illegal methamphetamine labs.

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