Researchers set out to find which of the nose’s olfactory receptors are responsible for the stench.

BIG QUESTIONS
What goes on inside a windmill?
When Johannes Gutenberg invented the printing press in 1440, he couldn’t have foreseen how his humble creation would eventually lead to a global industry churning out millions of books each year.
Can you have a planet that isn't round? And what do potatoes have to do with it?
The answer may have something to do with your brain's chemistry.
In a world where previews come before movies, why are they called "trailers"?
Wally Pipp’s name is a darling cautionary tale. It’s a great story. Too bad it isn’t all true.
Your orphaned socks are victims of technology and your own deeply rooted psychological issues.
Birthmarks? Accessories? A bizarre form of intimidation?
Short answer: Riding in a car can may make your brain think you’ve been poisoned, and reading makes it worse.
After a long, snowy winter, it’s hard to resist the allure of warm summer days. Of course, they can come at a cost—including a sunburn. While it’s a well-known advisory for humans to slather on that SPF before taking in the rays, what about animals?