Metals for a new era

Cars that change colour at the push of a button; metals that strengthen with use; buildings that harness energy from the wind... research into designing structural materials that are both responsive and functional is shifting ...

Nanometric butterfly wings created

A team of researchers from the State University of Pennsylvania (USA) and the Universidad Autónoma de Madrid (UAM) have developed a technique to replicate biological structures, such as butterfly wings, on a nano scale. ...

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