News tagged with technique

Encrypting medical photos with chaos

Chaos and confusion could be used to encrypt colour photos and protect them from prying eyes, according to computer scientists in Algeria. Writing in the International Journal of Information and Computer Security, the team ...

dateOct 12, 2016 in Security
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Precision measurements of exoplanet velocities

The search for exoplanets via the radial velocity technique has been underway for nearly thirty years, measuring the wobbles in a star's motion caused by the presence of orbiting bodies. The method has been very successful ...

dateSep 28, 2016 in Astronomy
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