A meme with two social media posts: Left—a shark leaping from water captioned "Rare photo of a shark stepping on a Lego." Right—two round objects mistaken for cow eggs, someone corrects that cows are mammals, not oviparous.

The internet gives everyone a platform to share their thoughts, ideas, and opinions. While that can lead to creativity and interesting conversations, it also means people sometimes post things that make others stop and wonder what they were thinking. Whether they are trying to look impressive or prove a point, the results do not always go as planned.

We’re going to look at some of the biggest fools on the internet, featuring posts where confidence clearly outweighed common sense. From misguided attempts to sound clever to moments of accidental self-embarrassment, these examples show how quickly things can go wrong when people hit “post” without thinking it through. Let’s dive into 20 of the biggest fools on the internet.

1. Certain cows do lay eggs

A social media post on the internet shows a photo of two round, white melons being held, jokingly labeled as "cow's eggs." A comment below corrects that cows are mammals and not oviparous, with a clown emoji.
blu4life_/VIA Reddit.com

2. This guy must be fun at parties

Two black-and-white movie scenes: a woman and a man driving, and a traffic light. Text explains actors saw real traffic light colors, but viewers couldn't, with a comment clarifying only the audience missed the colors.
allthisforacamaro/VIA Reddit.com

3. He really should have thought before posting this one

A Reddit post asks, "What category do you think you’re in the top 1% of?" One user replies with "My IQ is 136," another responds, "Not enough to understand and answer OP’s question.
daslkopwrt/VIA Reddit.com

4. It was a joke, Repulsive Leg

A sectional gray couch sits abandoned on a sidewalk and grass next to a street at night. Above, text asks, "Anyone lose a couch?" with humorous comments below about couches falling out of pockets.
sea_background_8023/VIA Reddit.com

5. Ladies and gentlemen, a master of comedy

A meme post reads: "A girl winked at me with both eyes today." A comment below says, "It's called blinking." Some text and usernames are blacked out for anonymity.
ninjaartist101/VIA Reddit.com

6. He just shared the magician’s secret

A tweet jokes that magicians summon rabbits with a secret council. Below, a comment explains magicians use misdirection and prestidigitation for tricks, adding a playful note about being nerdy.
secretqwerty10/VIA Reddit.com

7. “I discriminate heavily against people with low IQs.”

Two tweets from a verified user named Onision. The first tweet says, "Take an IQ test. If it is low, don't tweet. Ever." The second says, "I will literally block you for being dumb. I discriminate heavily against people with low IQs.
dovister/VIA Reddit.com

8. He didn’t mention that he lives alone on an island

A woman writes math equations on a glass board. Text says, "The two highest IQ scores ever recorded belonged to women." A social media comment below debates the statement, implying skepticism about gender and intelligence.
jacopo121/VIA Reddit.com

9. You hate to see it

A text conversation where one person tells the "chicken crossed the road" joke, ending with "knock knock," "who’s there," "the chicken," and the other replies, "The chicken who?" showing the punchline.
asuper54/VIA Reddit.com

10. “You don’t have to, that’s ok.”

A screenshot of Instagram comments under a prompt saying "write your name without a, h, s." One user replies "no," another jokes that participation is optional, and a third points out the user's name is "Noah.
datplumguy/VIA Reddit.com

11. Get this man a scholarship

A photo collage shows a power plug fused with a phone charging cable on the left, and a phone displaying an exaggerated 882% battery on the right. A comment below reads, "Your phone can only go to 100%.
wearenumberuno/VIA Reddit.com

12. It’s a horseboy

Two panels: the top shows a cowboy riding a horse with the caption “Cowboy.” The bottom shows just the horse, captioned “Cow.” A comment below says, “That’s a f***ing horse.”
thetuff/VIA Reddit.com

13. He has such awesome prose

A tweet asks which heart emoji people use, comparing it to a Sorting Hat. A reply says, "I'm a professional editor. I don't use emoji because I can leverage the power of the English language. Little colored blobs do not enhance my prose.
allen_macyverson/VIA Reddit.com

14. This guy has some nerve

A Facebook Marketplace post for a “Black sewing machine brooch” receives a corrective comment about spelling “broach,” but another user points out that the correction is actually wrong, making fun of the mistake.
lazorjp/VIA Reddit.com

15. No… It’s a flying train

A futuristic train designed like an airplane is shown in an article preview. A tweet below, replying to the article, humorously asks, "So a plane?" pointing out the similarity.
toffee62/VIA Reddit.com

16. Man, birds are confusing

A tweet claims that pigeons in London are turning colorful due to less pollution, showing a photo of two vibrant parrots. A reply corrects the original post, saying they are parrots, not pigeons.
userdeleted/VIA reddit.com

17. Thank you for the clarification, David

A YouTube comment says, "Yea I'm very smart," followed by an acrostic for "SMART": S. I, M. Have, A. Crippling, R. Depression, T. Liked my own comment. A reply points out it doesn't spell "smart.
userdeleted/VIA Reddit.com

18. You have to take a break from the internet after a statement like this

A shark with its mouth wide open emerges from the water, paired with the caption, "Rare photo of a shark stepping on a Lego." A comment below reads, "But sharks don't have legs?
its-thicc-chungus/VIA Reddit.com

19. I wonder who these “fact-checkers” are

A hand uses pliers to cut a metal valve stem on a car wheel. Text claims it's an RFID chip and suggests removing it, but a warning below says fact-checkers say this is false.
robloxhellspawn420/VIA Reddit.com

20. But… But it’s the same guy

Instagram screenshot showing a meme comparing the appearances of two musicians, with a comment below reading: "This is dumb, lots of people look the same, and they don’t even really look that much alike even.
spaceboy_stardust/VIA Reddit.com

Want to see more fools on the internet?

Check out 20 Suspiciously Specific Posts On The Internet, or take a look at 19 People Who Thought Lying on the Internet Was Cool. Finally, if you want to see people who have no sense of humor, check out 25 People Who Have No Sense of Humor (And The Internet Noticed).

Meet the Writer

Patrick is a writer based in upstate New York, where he grew up and still calls home. Over the past year, he’s been diving deep into storytelling, especially tales rooted in history, the Wild West, lost treasures, and ancient artifacts. He’s also drawn to unsolved mysteries and whatever the internet can’t stop talking about.

Whether it’s a centuries-old legend or a bizarre internet rabbit hole, Patrick is always chasing the threads of a compelling story. When he’s not chasing stories, Pat’s probably hiking mountain trails with his dog, exploring new corners of the U.S., or doom-scrolling between hangouts with friends and family. He finds inspiration in nature, forgotten places, and random conversations—anything that sparks curiosity. Whether it’s city streets or backcountry paths, Patrick’s always on the lookout for the next great story.