News tagged with electromagnetism

A new twist in the properties of light

Light has some well-established dynamical properties that have defined our understanding of electromagnetic radiation for over a century. Two of the most fundamental of these properties are that photons of light carry momentum ...

dateApr 25, 2014 in Optics & Photonics
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Precision for huge transportation loads

A new, robust control system from Siemens allows huge loads to get to their destinations better. The gigantic loads (bridge components, drilling platforms, and booster rockets for satellites) often weigh thousands of tons ...

dateApr 04, 2014 in Engineering
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The technological search for MH370's black box

As the effort to find Malaysian Airlines flight MH370 moves inexorably towards the recovery stage, the challenge of finding the plane's flight recorder (called the "black box" even though it's actually bright orange) on the ...

dateMar 31, 2014 in Other
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Unexpected information leakage from side channel

In this high-technology age, finding ways to prevent information leakage via device hacking is increasingly important. In order to pre-empt attacks, researchers carry out false attacks on encrypted devices to find weaknesses ...

dateMar 21, 2014 in Security
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Scientists twist sound with metamaterials

A Chinese-U.S. research team is exploring the use of metamaterials—artificial materials engineered to have exotic properties not found in nature—to create devices that manipulate sound in versatile and unprecedented ways.

dateFeb 25, 2014 in General Physics
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