Archive: 24/09/2018

The weird world of one-sided objects

You have most likely encountered one-sided objects hundreds of times in your daily life – like the universal symbol for recycling, found printed on the backs of aluminum cans and plastic bottles.

dateSep 24, 2018 in Mathematics
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Secret messages for Alexa and Co

A team from Ruhr-Universität Bochum has succeeded in integrating secret commands for the Kaldi speech recognition system – which is believed to be contained in Amazon's Alexa and many other systems – into audio files. ...

dateSep 24, 2018 in Computer Sciences
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Image: Hubble's galaxies with knots, bursts

In the northern constellation of Coma Berenices (Berenice's Hair) lies the impressive Coma Cluster— a structure of over a thousand galaxies bound together by gravity. Many of these galaxies are elliptical types, as is ...

dateSep 24, 2018 in Astronomy
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