How to harness the power of the wind

There might be a better way to use wind power, according to a recent paper in IEEE/CAA Journal of Automatica Sinica (JAS), a joint publication of the Institute of Electrical and Electronic Engineers (IEEE) and the Chinese ...

Companion robots featured at Shanghai electronics show

More than 50 companies are showcasing a new generation of robots at this week's Shanghai CES electronics show, built to serve as companions at home, attendants at shopping malls or just provide entertainment.

Random numbers—hard times ahead for hackers

Whenever we need to communicate in secret, a cryptographic key is needed. For this key to work, it must consist of numbers chosen at random without any structure – just the opposite of using the birthdate of our favourite ...

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