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Knowledge

Do you love to learn? If so, you’ve come to the right place. From mind-blowing facts to grammar mistakes to psychology terms, get ready to exercise your brain.

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    The 20 Largest Cities in the World

    The world's population is growing, but what is the biggest city in the world? Here are the largest and the...


    Why the United States Doesn’t Use the Metric System

    Wondering why the United States is one of three countries in the world that doesn't use the metric system? The...


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    Here’s What the McDonald’s Menu Looked Like the Year You Were Born

    The McD's menu has changed so much—do you remember when the Quarter Pounder was new?!


    Thumbs-Up: The Fascinating Origins of Everyday Hand Gestures

    How about a round of applause for history?


    Say These 9 Words, and We’ll Tell You Where You Grew Up

    If said a certain way, these words and phrases are a dead giveaway to where you're from.


    60 of the Best Tongue Twisters to Tangle Your Kids’ Tongues

    Tongue twisters for kids: Because who wouldn't want a really wordy riddle to rhyme?


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    Why Do Americans Drive Automatic—But Most of Europe Drives Manual?

    Fewer Americans are learning to drive stick shifts, but Europeans prefer them. These are the reasons why.


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    50 Astonishing Facts You Never Knew About the 50 States

    Quick: Where are “idiots” not allowed to vote? Plus 49 other odd, outrageous, or revealing tidbits about America's 50 states.

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    10 Words That Will Immediately Make You Sound Old

    Thanks to technology and the rise of social media, the English language is changing faster than ever. Want to close...


    16 Strangest Things That Have Washed Up on Beaches

    Shipwrecks and fossils and giant Legos—oh my! You'll never guess the odd and incredible things these people found on the...


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    13 Habits That Untrustworthy People Have in Common

    From a lack of integrity to dominating the conversation, here's what you should know about untrustworthy people.



    52 Fascinating Facts About U.S. Presidents

    Check out these wild, wonderful and just plain weird facts about U.S. presidents


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    U.S. Presidential Trivia Questions Everyone Gets Wrong

    If you paid attention in history class, you might have a shot at a few of these answers. How many...


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    Here’s How Words Get Removed from the Dictionary

    The dictionary isn’t forever. Here’s the lowdown on what happens to a word when its popularity starts to wane.


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    This Is the Most Annoying Word in the English Language

    Don't believe us? It's been voted most annoying word for over a decade.


    Finally! Here’s How Cyber Monday Even Became a Thing

    There's a reason shoppers started doing more online shopping after Thanksgiving, but it had nothing to do with sales.

    59 “Did You Know” Facts That Are Almost Hard to Believe

    Finally, explanations for things you never stopped to think about twice.


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    21 Fun Pangrams Every Word Lover Will Appreciate

    Ever heard of a pangram? These fun examples will have you cracking up—you might even try to come up with...


    10 Things You Might Not Know About Kwanzaa

    What is Kwanzaa? Here's what every American needs to know, including Kwanzaa's meaning, principles and who celebrates it.


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    28 Rebus Puzzles That Are Almost Impossible to Solve

    You're going to need a little patience and a good eye to solve these tricky rebus puzzles


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    15 Things You Probably Shouldn’t Discuss at Thanksgiving Dinner

    Do you really want to be the person who causes the Awkward Family Silence? No, so avoid these controversial Thanksgiving...


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    12 Airports That Are Also Overlooked Landmarks

    Step back in time to when air travel was glamorous.

    15 Word Puzzles That Will Leave You Stumped

    Put your brain to the test with these challenging word puzzles


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    15 Words and Phrases That Perfectly Defined 2020

    It has been a year unlike any other—and that has spurred the use of new words and resurrected old ones...


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    16 Compliments You Didn’t Realize Are Actually Pretty Insulting

    You may have the best of intentions, but you need to check yourself before uttering any of these sentences.


    10 Best Neck Gaiters for Coronavirus Protection

    Some neck gaiters can be safe and effective face coverings for coronavirus protection if worn correctly. Here are some of...


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    “Bald-Faced” or “Bold-Faced”: Which Is Correct?

    These expressions are both used to describe a blatant lie—but are they interchangeable, or is only one of them correct?


    Here’s What Happens When You Stop Wearing a Bra

    Going braless is a personal choice. Here the pros and the cons according to experts.