Absorbing electromagnetic energy while avoiding the heat

Electrical engineers at Duke University have created the world's first electromagnetic metamaterial made without any metal. The device's ability to absorb electromagnetic energy without heating up has direct applications ...

Bringing graphene speakers to the mobile market

Graphene has been hailed as a wonder material since it was first made more than a decade ago. It's showing up in an increasing number of products, including coatings, sports equipment and even light bulbs. Now scientists ...

Light-bulb moment for stock market behaviour

University of Adelaide physicists have discovered that the timing of electronic orders on the stock market can be mathematically described in the same way as the lifetime of a light bulb.

Optimizing lighting for better learning

The intensity of artificial lighting has been shown to have a range of effects on our mood and our ability to concentrate. New research explores the color of lighting and its effect on our cognitive performance. The study, ...

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