His DNA solved a century-old jailhouse rape. The victim: His Grandmother

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Commercial DNA tests showed that Hiram and Bruce were related. But their link proved to be much deeper — and darker — than either could have imagined.

As a black teenager in Compton, California, in the 1970s, Hiram Johnson began to wonder about his father’s fine curly hair, and the light-brown skin that strangers sometimes thought was white.

Hiram knew only a few things about his father’s childhood. Fred Johnson was raised in Jackson, Mississippi, by his mother, Bernice. Fred said that Bernice was a “beautiful black woman,” but he never said a word about his father. All Hiram knew was that his grandfather probably wasn’t black.

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Underwater Turbines Could Harness a Massive Amount of Energy from the Mississippi

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Underwater turbines could tap the Mississipi’s power.

Tens of thousands of turbines anchored to the bottom of the Mississippi River could someday provide more than a gigawatt of renewable energy, enough to power a quarter of a million homes. That’s the vision of Free Flow Power, a startup based in Gloucester, Massachusetts, that recently received preliminary permits from the U.S. Federal Energy Regulatory Commission (FERC) granting it the right to explore energy production at dozens of sites along the lower Mississippi over the next three years.

 

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Visualizing The Course Of The Mississippi Over Millennia

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Twisty River Flows Of The Mississippi

From the 1944 U.S. Army Corps of Engineers geological survey: “600 miles of meandering river belts over tens of thousands of years…If you have any interest in getting your mind blown by creative data visualization, do yourself a favor and click here now to view the hi-res map in full.”

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