If you’ve ever received a flu shot, you may have noticed that your upper arm is sore for a day or two afterward. Here’s why.

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Trying to see around a car pillar can be frustrating. Thanks to a Pennsylvania teen, we might not have to deal with it for much longer.
For the 40th anniversary of the first Happy Meal in November 2019, McDonald's is bringing back retro Happy Meal toys from the 1980s, '90s, and 2000s.
It was such a dark and stormy night at Niagara Falls this Halloween that the ship finally escaped its craggy prison.
The popular 1990s board game, which was hit with criticism for promoting reckless spending and stereotyping women as frenzied shoppers, is about to make a comeback.
Forty-two years after launching in 1977, Voyager 2 has reached interstellar space, where it will orbit the galaxy for 5 billion years.
Kitty O’Neil, a stuntwoman, drag racer, and diver, challenged assumptions about what it meant to be a deaf woman and set 22 speed records.
When the supposedly unsinkable 'Titanic' went down on April 15, 1912, the Halifax-based ship 'Mackay-Bennett' was assigned to recover its victims.
Most of the statue’s parts were melted into bullets for the American Revolution, but a few pieces were buried.
Some of Nestlé's most popular items, like the tubs and logs of its Toll House chocolate chip cookie dough, have been recalled after rubber pieces were detected.
Victoria's Secret employees share their most disgusting stories, their best tips, and how to get them to leave you in peace.
Kids who find their tongues stuck in juice bottles can experience pain, swelling, or possibly airway obstruction. A technique used to uncork wine bottles could help.
It’s death by a million cuts on a slasher planet where glass shards blow through the air faster than 5400 mph.
The thief—or thieves—stole the one-ton boulder from the side of the road in Prescott National Forest roughly two weeks ago.
Edgar Allan Poe's classic—and kind of creepy—narrative poem has been inspiring artists for nearly 175 years.
Have a penchant for skulls, specimens, or maybe some human-hair jewelry? We’ve got a place for you!
In "Will My Cat Eat My Eyeballs," Caitlin Doughty explains why human bones usually don't make a very good snack.
No jagged edges or dripping blood for this Halloween font, but its poor kerning is a graphic design catastrophe.
The “Fantastic Grandmothers” volunteered to use their New Caledonia snorkeling trips to photograph the venomous reptiles.
HBO’s 'Watchmen' explores what the world looks like 30-plus years after the events of Alan Moore and Dave Gibbon's famed graphic novel. But that doesn't mean you won't find plenty of hidden references to the comic's 1980s setting.
Dolls with human hair, missing limbs, and eyes that open on their own—these were a few of the dolls that competed in the creepy doll contest at the History Center of Olmsted County.
The beloved star of 'Parts Unknown' dedicated his life to sharing the stories of others. Soon, we’ll get to know his.