THE KNOWLEDGE FEED

5 Questions: Summer Vacation

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The 20<sup>th</sup> century award for Best Center of Gravity definitely belongs to Hollywood stuntman Alvin Kelly. In 1924, Kelly sat atop a flagpole for 13 hours, inspiring copycats across the country to replicate his feat (to varying degrees of success)

The 20th century award for Best Center of Gravity definitely belongs to Hollywood stuntman Alvin Kelly. In 1924, Kelly sat atop a flagpole for 13 hours, inspiring copycats across the country to replicate his feat (to varying degrees of success).

The Duckbill Platypus is one of the few mammals to produce venom. Both males and females have a pair of spurs on their hind limbs. The male’s pair of spurs delivers a cocktail of poisons that, while excruciatingly painful, is not lethal to most animals.

The Duckbill Platypus is one of the few mammals to produce venom. Both males and females have a pair of spurs on their hind limbs. The male’s pair of spurs delivers a cocktail of poisons that, while excruciatingly painful, is not lethal to most animals.

5 Questions: Isn't It a P"ity"?

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5 Questions: Jenny Take a Ride

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Brain Game: Row Three

Sandy Wood

The first American-made condoms were manufactured from vulcanized rubber and were meant to be re-used

The first American-made condoms were manufactured from vulcanized rubber and were meant to be re-used

5 Questions: "Spoon" Fed

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5 Questions: In the "Yard"

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5 Questions: "Lash" Blast

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Name the Pitchers Who've Thrown a Perfect Game

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The first two perfect games were pitched just five days apart in 1880. We won't ask you to recall John Ward (Providence Grays) and Lee Richmond (Worcester Ruby Legs), but how many of the other 20 perfect game pitchers can you name in 5 minutes? Last names only will suffice. (Updated June 14, 2012.)

The Faces of NPR

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National Public Radio personalities are like the Wizard of Oz: a disembodied voice behind an unknowable curtain of secrecy. It’s always amusing to browse npr.org and put faces with the soothing voices. Can you recognize a face you’ve only heard? (No cheating allowed. They’ll know, somehow, I’m sure.)

5 Questions: "Buck" Up

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Madonna's last name is Ciccone.

Madonna's last name is Ciccone.

B is for Big City

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To ace the quiz, you must identify the 10 most populous U.S. cities whose names begin with the letter B. You'll have three minutes to accomplish this feat. I'll even give you a hint: no two cities on the list lie in the same U.S. state. How many correct answers will you get? Five? Seven? Well, prove it!

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