3-D, after-the-fact focus image sensors invented

(PhysOrg.com) -- At the heart of digital photography is a chip called an image sensor that captures a map of the intensity of the light as it comes through the lens and converts it to an electronic signal.

California company seeks audio rebels

High Fidelity isn't just the name of a movie. For the better part of two decades, consumers have been willing to trade audio quality for convenience, forgoing their high-fidelity home stereos for white earbuds. But a Sacramento ...

New Sony e-book reader $100 cheaper than Kindle

(AP) -- Electronic books are often mentioned in the same breath as Amazon.com Inc.'s Kindle digital reader. Now e-book rival Sony Corp. is determined to recapture consumers' attention with a smaller reader that's also $100 ...

US privacy groups welcome 'Do Not Track' bill

Privacy and consumer groups welcomed a "Do Not Track" bill introduced in the US Senate on Monday that would let Internet users block companies from gathering information about their online activities.

Wireless power for the price of a penny

(Phys.org) -- The newspaper-style printing of electronic equipment has led to a cost-effective device that could change the way we interact with everyday objects.

Driving an electron spin vortex "Skyrmion" with a microcurrent

RIKEN and the National Institute for Materials Science (NIMS) have succeeded in forming a skyrmion crystal in which electron spin is aligned in a vortex shape in a microdevice using the helimagnet FeGe. The skyrmion crystal ...

Quantum materials quest could benefit from graphene that buckles

Graphene, an extremely thin two-dimensional layer of the graphite used in pencils, buckles when cooled while attached to a flat surface, resulting in beautiful pucker patterns that could benefit the search for novel quantum ...

Gadget Watch: Pen makes old monitors touch-ready

Many people who have tried Microsoft's new Windows 8 operating system without a touch screen have hated it because of the inability to use touch and swipe commands to get things going. Now, a company has made a digital pen ...

page 3 from 19