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What Food Should Astronauts Eat On The Way To Mars?

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Six researchers have spent months living on a volcano in Hawaii — a lava field that looks a lot like Mars. In fact, they were there to figure out what astronauts could eat on a long voyage to the red planet.
NPR

Black Leadership In The Age Of Obama: A Look Back

PBS NewsHour co-anchor Gwen Ifill joins All Things Considered from the Democratic National Convention in Philadelphia, to discuss her 2009 book The Breakthrough. Ifill is re-examining the book's conclusions about black political leadership as President Obama prepares to leave office.
NPR

QUIZ: How Much Do You Know About Presidents And Food?

It's week two of the party conventions, and all these speeches are making us hungry. So we made a quiz to test your savvy about presidents and our favorite topic, food.
NPR

Protests Galore In The Streets Of Philly: Here's What They're All About

Thousands of protesters have descended on Philadelphia this week for demonstrations outside the Democratic National Convention. Here's a glimpse of the wide array of causes they're backing.
NPR

Police Use Fingertip Replicas To Unlock A Murder Victim's Phone

Michigan State University engineers tried 3-D-printed fingertips and special conductive replicas of the victim's fingerprints to crack the biometric lock on his Samsung Galaxy phone.

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