THE KNOWLEDGE FEED

The "@" sign was very close to being eliminated from the standard keyboard until 1971, when Ray Tomlinson wrote it into the code used to send the first email.

The "@" sign was very close to being eliminated from the standard keyboard until 1971, when Ray Tomlinson wrote it into the code used to send the first email.

Banana Republic, Gap or J. Crew?

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Sometimes it's hard to tell these three apart, no? Especially given the cyclical nature of fashion. See how well you know one from the other.

5 Questions: Maryland Cities

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In 1897, Indiana tried to pass a bill stating that pi is equal to 3.2, as opposed to its truly infinite value, but it never became law due to intervention by a Purdue University professor

In 1897, Indiana tried to pass a bill stating that pi is equal to 3.2, as opposed to its truly infinite value, but it never became law due to intervention by a Purdue University professor

The "Home Alone Came Out 20 Years Ago?!?!" Quiz

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How has your memory of Kevin McCallister's antics held up over the last two decades? Take our quiz to see!

5 Questions: Out of the "-ink" Well

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The first Ferris wheel was built by a man named George Ferris in 1893 for the Chicago World's Fair, also known as the Columbian Exposition. It was intended to upstage the Eiffel Tower (the main attraction from the 1889 Paris Exhibition). The original Ferr

The first Ferris wheel was built by a man named George Ferris in 1893 for the Chicago World's Fair, also known as the Columbian Exposition. It was intended to upstage the Eiffel Tower (the main attraction from the 1889 Paris Exhibition). The original Ferris Wheel was 264 feet tall and carried 2,160 people in 36 cars.

Name the Transformers

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After a decade dwelling in relatively obscurity, kept alive by comic enthusiasts and rappers like the Wu-Tang Clan, Transformers are as big as they were back in the '80s. But for all their spinoffs, it all still comes back to that delightfully cheesy, yet somehow endearing '80s cartoon. Specifically, it comes back to the three-part pilot episode that started it all, "More than Meets the Eye." In five minutes, can you name all 27 Transformers that were originally on the Ark that crash landed into Mt. St.

Brain Game: Six Cons

Sandy Wood

5 Questions: No Sweat!

Questions:5
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Pass rate:75 %
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Sir Arthur Conan Doyle, the genius behind detective Sherlock Holmes, was a fanatical Spiritualist. Many of Sir Arthur's decisions later in life were influenced by the advice of his guide Pheneas, the spirit channeled by his medium wife, the Lady Doyle.

Sir Arthur Conan Doyle, the genius behind detective Sherlock Holmes, was a fanatical Spiritualist. Many of Sir Arthur's decisions later in life were influenced by the advice of his guide Pheneas, the spirit channeled by his medium wife, the Lady Doyle.

Guess the Rating: PG or X

Questions:12
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Usually X-rated movies have incredibly corny and obvious titles. But every so often there's a more misleading name thrown in. We'll give you the name of a movie, you tell us if it's a family-friendly PG film or a naughty X-rated one.

Brain Game: High Gear

Sandy Wood

5 Questions: Don't Lose Your Marbles

Questions:5
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Yahoo! is an acronym for "Yet Another Hiearchical Officious Oracle." David Filo and Jerry Yang were in a trailer in Palo Alto, Calif., thinking of a name for their hobby!

Yahoo! is an acronym for "Yet Another Hiearchical Officious Oracle." David Filo and Jerry Yang were in a trailer in Palo Alto, Calif., thinking of a name for their hobby!

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