Feb. 20th, 2014

If you have read Asimov's foundation series, you will have read about psychohistory which was a concept of mathematical psychology. I find this eerily similar to what Asimov wrote in his books.

#news

samzenpus
Math Models Predicted Global Uprisings
retroworks writes "Just over a year ago, complex systems theorists at the New England Complex Systems Institute warned that if food prices continued to climb, so too would the likelihood that there would be riots across the globe. Sure enough, we're seeing them now. The paper's author, Yaneer Bar-Yam, charted the rise in the FAO food price index—a measure the UN uses to map the cost of food over time—and found that whenever it rose above 210, riots broke out worldwide. It happened in 2008 after the economic collapse, and again in 2011, when a Tunisian street vendor who could no longer feed his family set himself on fire in protest."

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Read more of this story at Slashdot.
We lost power for about two weeks. I was relying on a Motorola Webtop Lapdock to power my phone and keep it powered. I did have batteries and we managed to keep the house warm by having a fireplace up. This was the time that we decided to have some solar panels for an emergency. I built a simple solar battery charging unit that I can use to charge phones and emergency lamps. But there it's not a bad idea to have an extra unit around. This seems to be nice, you can also buy solar/battery units as well.

Adam Dachis

Make Your Own Solar Charging USB Battery Pack


If you need a way to charge your gadgets on the go and you're not particularly fond of also having to charge a battery, let the sun do half of the work for you. Instructables user andrea biffi demonstrates how it's not that hard to make your own solar USB battery with four ports.

Read more...


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