When vibrations increase on cooling: Anti-freezing observed

An international team has observed an amazing phenomenon in a nickel oxide material during cooling: Instead of freezing, certain fluctuations actually increase as the temperature drops. Nickel oxide is a model system that ...

Here's why Americans are getting new credit and debit cards

The battle against credit card fraud is inching forward. As of Thursday, the liability for fraud committed using traditional MasterCard and Visa magnetic-stripe credit and debit cards will shift from banks to stores. The ...

How the zebrafish got its stripes

Animal patterns—the stripes, spots and rosettes seen in the wild—are a source of endless fascination, and now researchers at the University Bath have developed a robust mathematical model to explain how one important ...

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