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THE KNOWLEDGE FEED

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What Causes Audio Feedback?

Sean Hutchinson

We’ve all heard it before: A deafening squeal coming from the speakers at a concert or event that causes everyone in the audience to plug their fingers in their ears and shout, “Make it stop!”

The Nicknames of All 32 World Cup 2014 Teams

Erik van Rheenen

The 2014 FIFA World Cup in Brazil is six months out, but there's no better time to pick a side to root for come summer.

Name All the BCS Champions

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Since the BCS debuted in 1998, 11 different schools have won at least one national championship game. (One later abdicated the title, but we're still counting that school here.) Can you name them all in three minutes?

5 Questions: Streets of New York

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ToyTalk: How to Create Space Sounds from Everyday Life

DeAnna Kerley

Weekend Links: 76,897 Kinds of Movies

Roma Panganiban

Earthrise: The 45th Anniversary

Chris Higgins

Surfing in 30-Degree Alaskan Waters

the mag

Waves are waves. Even in Alaska.

The American Dialect Society’s Word of the Year is “Because”

Arika Okrent

The American Dialect Society waits until the year is completely finished before holding its vote for the word of the year, a lively event, now in its 24th year, that was held last night.

Weekend Links: Better Than A Snowman

Roma Panganiban

39 Amazing Facts for National Trivia Day

Jason English

Here's a little-known fact: January 4th is National Trivia Day! Here are some fun facts to impress your neighbors.

Gag Reels from Star Trek: The Next Generation

Chris Higgins

39 Amazing Facts That Sound Made Up

Jason English

Store these away for future trivia nights.

The MythBusters Take on Star Wars—See Photos Here!

Erin McCarthy

Tomorrow night, Jamie, Adam, Kari, Grant, and Tory kick off their latest season by taking on the mother of all nerd movie franchises: Star Wars.

What to Expect When You're Expecting (100 Years Ago)

Therese Oneill The Week

Whatever you do, don't feed your voracious appetite.

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