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Science and research

Printable bionic ear sends hearing to the dogs

Using off-the-shelf 3D printing tools, silver nanoparticles, and cell culture, scientists at Princeton University have created a functional bionic ear that can detect radio frequencies far beyond the normal human range.

Living, 3D-printed tissue has been in the news a fair bit recently, but this is the first attempt at creating a fully functional organ with embedded electronics.

"In general, there are mechanical and thermal challenges with interfacing electronic materials with biological materials," said Michael McAlpine, an assistant professor of mechanical and aerospace engineering at Princeton and the lead researcher on the project. "Previously, researchers have suggested some strategies to tailor the electronics so that this merger is less awkward. That typically happens between a 2D sheet of electronics and a surface of the tissue. However, our work suggests a new approach -- to build and grow the biology up with the electronics synergistically and in a 3D interwoven format." … Read more

A better button-down? Entrepreneur promises self-cleaning shirt

A new shirt being touted as "the better button-down" aims to make laundry as we know it a thing of the past. The entrepreneur behind it claims it never wrinkles and can be worn over and over, without being washed.

Marketing grad Mac Bishop, 24, says his shirt not only looks good, but is soft to the touch, resistant to wrinkling, and odor-free. To prove it, he wore one of the shirts for 100 days in a row without washing it.

"I've (run) 4 miles in this shirt, I've biked 5 miles in this shirt, I've thrown it on after a basketball game," Bishop told CBS News. "It airs out. It's the miracle fiber." … Read more

Bug-eyed! This digital camera tech gives 180-degree view

A team of researchers at several universities around the world has created a new digital camera technology that takes cues from bug eyes.

The technology, which has not yet been named, is designed after the eyes found in arthropods. The camera is equipped with a a slew of image sensors and focusing lenses around a hemispherical base. With the sensors arranged in that way, the camera can take complete 180-degree pictures with no interpretive mistakes in image quality.… Read more

Robots in development can reach out and touch someone

Robotic prostheses may have a way to go before they work exactly like human limbs, but researchers are making great strides. A team out of Georgia Tech is working on new technology that could give these robotic limbs something akin to a sense of touch.

Thanks to tactile-sensing material that covers the entire prosthesis and software that integrates the gathered data, this robotic arm can maneuver through clutter and distinguish between hard and soft objects as it grips, pushes, and pulls more intuitively.

"Up until now, the dominant strategies for robot manipulation have discouraged contact between the robot's … Read more

Filmmaking at the atomic level? IBM nets Guinness world record

If you're looking to attract attention, setting a Guinness World Record is probably a good way to start.

That was the goal -- attracting attention, that is -- for a group of IBM Research scientists who recently set out to make what turned out be the Guinness World Record-certified smallest stop-motion film ever.

Called "A Boy and His Atom," the animated film features a small boy having a good old time as he bounces around, playing catch, and dancing. The twist? The film was shot at the atomic level and features 130 atoms that were painstakingly placed, atom by atom, as the researchers shot 250 individual frames. The images were created at a temperature of negative 268 degrees Celsius and were magnified 100 million times. … Read more

Lab-quality microscope now mounts onto most Apple iOS devices

To my fellow geeks who've long dreamed of having a lab-quality digital microscope that mounts to your phone, the time has come.

Oregon-based optics manufacturer Bodelin will begin shipping its brand-new ProScope Micro Mobile on May 1. One version fits the iPhone 4, 4s, 5, and iPod Touch; another the iPad; and another the iPad Mini. Whatever size, it will set you back $149.… Read more

At Shapeways facility, order emerges from 3D-printed chaos

NEW YORK -- Looking at the diagram in front of me, which shows a pile of random things jumbled together, I can't help but think that I'm looking at the aftermath of something like a hurricane or a flood.

Actually, however, this is optimized organization of the highest order. It's a chart showing the dozens of item that will emerge in a little while from the 3D printer I'm standing next to.

Here at the Shapeways production facility in Queens, nine high-end 3D printers chug along continuously, churning out hundreds, or even thousands, of individual products … Read more

New 'smart skin' so sensitive it rivals the real thing

Using what they are calling "mechanical agitation," researchers out of the Georgia Institute of Technology say they've developed arrays that can sense touch with the same level of sensitivity as the human fingertip, which could result in better bots and prosthetics.

The transparent and flexible arrays use about 8,000 taxels, which are touch-sensitive transistors that can generate piezoelectric signals independently -- meaning they emit electricity when mechanically agitated. As the researchers report this week in the journal Science, each of those thousands of transistors comprises a bundle of some 1,500 zinc oxide nanowires, which connect … Read more

Leap Motion to delay ship date until July 22

Leap Motion said today that it will delay shipping its Leap 3D motion controller to preorder customers until July 22. The startup had said previously that it planned on shipping next month. Retail partners will make the product available to other customers "shortly after" that date.

In a conference call, CEO Michael Buckwald said that although he felt that the company could have gotten Leaps into people's hands by the original schedule, that time frame wouldn't have allowed time for adequate testing. As such, Leap Motion plans a beta testing period starting in early June. The … Read more

Watch: Beach-walking 'FlipperBot' inspired by baby turtles

While it might look like a giant robotic pet, scientists at the Georgia Institute of Technology have actually created the "FlipperBot" to generate new data on how organisms move.

The robot mimics the movements of sea turtle hatchlings struggling to reach the ocean. These little creatures need to rely on dexterity and flexibility in their wrists to get around without moving a lot of the surrounding sand.

"We are looking at different ways that robots can move about on sand," Daniel Goldman, an associate professor at the Georgia Institute of Technology, said in a statement. "We wanted to make a systematic study of what makes flippers useful or effective. We've learned that the flow of the materials plays a large role in the strategy that can be used by either animals or robots."… Read more