Miriam Calderon

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This Wireless Charger Levitates Your Phone While Powering It Up

Ah, the magic of magnets.<p>8.5K<p>SHARES<p>Since magnets are used both for levitating and wirelessly charging stuff, why not combine them into one …

Hillary Clinton’s speech combines Bernie’s economics with JFK’s resolve

The small group of disgruntled Bernie Sanders supporters who tried and failed to disrupt Hillary Clinton's speech at the Democratic National Convention should have shut up and paid attention. If they had, they would have noticed that the ideas of their hero were dominant in the nominee's words. On …

9 Forms of Birth Control Used in the Ancient World

To most people, the phrase birth control doesn’t evoke mental images of herbs, sneezing, or crocodile excrement. But women and men in ancient …

7 Foods That Affect Blood Pressure

Many foods can affect blood pressure -- some (like the weak stimulants found in coffee and tea) for a short period of time, others (like salt) over a …