You’ve likely heard of fight or flight, but a third reaction—to freeze—is misunderstood by many.

BIG QUESTIONS
A Swedish immigrant changed the face of wrenches forever.
Not everyone experiences funny-smelling urine after eating asparagus, but it's common enough that it poses one very big question: why does it happen in the first place?
According to experts, this behavior has a few explanations, but being a bully probably isn’t one of them. We also offer a few solutions for how to stop cats from knocking things over.
Stainless steel has a secret ingredient that makes it highly resistant to rust.
What ‘GOP’ means isn’t complicated—but its history is.
Discover whether or not popcorn expires, plus how long you can keep that bag you took home from the movie theater before it’s time to toss it out.
Uncle Sam is an easily recognizable piece of wartime propaganda. And legend says he was based off a real person—though that may not actually be the case.
Discover the origins of the classic phrase 'knock on wood,' which could be tied to a Victorian-era children's game or have more direct ties to old pagan traditions.
Dogs love a good sensory experience. But letting them stick their head out of a moving car’s window is not a good idea. Here’s why.
Believe it or not, the shape of airplane window is a matter of life and death.
The definitions of toadstools and mushrooms are a bit intertwined.