John Pretorius
Johannesburg, South Africa
John's Websites
http://optionscan.googlepages.com
John's Interests
Science & Technology, Derivative markets, Beer, Atheism, Sunshine, Classical musicJohn's Twines
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Next generation lens promises more controlDuke University engineers have created a new generation of lens that could greatly improve the capabilities of telecommunications or radar systems to provide a wide field of view and greater detail. But the lens they fashioned doesn't look anything like a lens. While traditional lenses are made ...
John Pretorius
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34 hours ago
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The Neural Correlates of Religious and Nonreligious BeliefWhile religious faith remains one of the most significant features of human life, little is known about its relationship to ordinary belief at the level of the brain. Nor is it known whether religious believers and nonbelievers differ in how they evaluate statements of fact. Our lab previously ...
John Pretorius
added
2 months ago
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Nanotube instrument weighs a single atomHow can you weigh a single atom? European researchers have built an exquisite new device that can do just that. It may ultimately allow scientists to study the progress of chemical reactions, molecule by molecule. Carbon nanotubes are ultra-thin fibers of carbon and a nanotechnologist’s dream. ...
John Pretorius
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5 months ago
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God and Science Don't Mix - WSJ.comBy LAWRENCE M. KRAUSS My practice as a scientist is atheistic. That is to say, when I set up an experiment I assume that no god, angel or devil is going to interfere with its course; and this assumption has been justified by such success as I have achieved in my professional career. I should ...
John Pretorius
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5 months ago
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Writing On Air Is Not Pie In The SkyIt’s a familiar scene in airports and train stations. Hands full with luggage, briefcase, laptop, or coat and there’s something you need to remember, like the level and row numbers where you parked your car in the deck. What do you do? Instead of relying on your memory, or finding a place to ...
John Pretorius
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6 months ago
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