24 Results for

light-sensitive cells

Article

New nano-dots could mean cheap, paint-on solar cells

They're too tiny to see, but a new form of light-sensitive nanoparticles could flood the world with solar power.

By June 10, 2014

Article

Scientists print eye cells using inkjet printer

University of Cambridge researchers print two types of retinal cells from adult rats and hope the development could one day contribute to a cure for some types of human blindness.

By December 20, 2013

Article

NSA ran secret test on tracking Americans' cell phones

Test was meant to suss how National Security Agency's systems could handle bulk location data, according to Director of National Intelligence James Clapper and NSA head Keith Alexander.

By October 2, 2013

Article

Apple wins patent for solar-powered MacBook

The patent envisions a lid with a secondary display, touch inputs, and solar cells to help charge your Mac.

By January 28, 2014

Article

Scientists shine a light on irregular heart beats

Biomedical engineers out of Johns Hopkins and Stony Brook say gentle beams of light -- instead of electric jolts -- could be used to treat arrhythmias in the near future.

By August 28, 2013

Article

New nanoneedle technique probes inner workings of human skin

Researchers in the U.K. say that by combining a nanoneedle with atomic force microscopy, they can now perform a mechanical scan of the thin top layer of our skin to better understand its biomechanics.

By June 13, 2013

Article

How lasers can switch off cocaine addiction

Researchers find that, at least in rats, when they shine a laser light on a region of the brain associated with impulse control and decision-making, they can turn cocaine-seeking behavior off or on.

By April 4, 2013

Article

FDA approves bionic eye for adults with rare genetic disease

The Argus II Retinal Prosthesis System includes an eyeglass-mounted camera, a portable video processing unit, and an array of electrodes implanted onto the retina to allow the patient to detect light and dark.

By February 14, 2013

Article

World's fastest camera detects elusive cancer cells

UCLA researchers say their optical microscope can detect rare cells with sensitivity of one part per million -- in real time.

By July 8, 2012

Article

How the pros thwart computer spies with James Bond tricks

Whether they're jamming crushed Altoids mints into screw holes or prepping themselves to swallow Micro SD cards, some travelers are now going to extreme lengths to defend against foreign snoops.

By September 4, 2012