Wednesday, August 16, 2017
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Science & Defence Technology

Chinese quantum satellite sends 'unbreakable' code

altChina has sent an "unbreakable" code from a satellite to the Earth, marking the first time space-to-ground quantum key distribution technology has been realised, state media said on Thursday.

Tech makes small gains in rhino poaching fight

The Postcode Meerkat surveillance system.Technology is making some small gains in the fight against rhino poaching in SA.


Astro-junk and the space geckos

Space junk.Over the years, the Low Earth Orbit (LEO), the region between the Earth's surface and 2,000km, has become a junkyard. Since the launch of Sputnik 1 in 1947 there have been 5,250 launches, according to the European Space Operations Center (ESOC). 23,000 artificial satellites are in orbit today, with only 1,200 operational.

Global cyber attack could spur $53bn loss

altA major global cyber attack could trigger an average of $53 billion of economic losses, a figure on par with a catastrophic natural disaster such as US Superstorm Sandy in 2012, Lloyd's of London said in a report today.


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