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Berger 1

The fossil finder extraordinaire who's rewriting human evolution

27 September 2017

Lee Berger’s stunning discoveries of huge caches of ancient bones are overturning ideas about our origins, but not everyone likes his methods

A finger on a touchscreen

It takes 30 seconds for your fingerprint to grip your smartphone

25 September 2017

Fingerprints have to soften a bit before they can fully make contact with glass surfaces, which could foil plans for next-generation touchscreens

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