We asked some allergy experts if a truly hypoallergenic animal actually exists.

BIG QUESTIONS
Waterbeds were once a coveted "fluid fixture" of bedrooms—until, suddenly, they weren't. So who or what led to their demise?
Why does using less of your eye help you see something more clearly? There's a pretty simple explanation.
Legend tells of St. Patrick using the power of his faith to drive all of Ireland’s snakes into the sea. It’s an impressive image, but there’s no way it could have happened.
It’s the Council of Elrond, not the Counsel of Elrond (though counsel was definitely given during proceedings).
Wearing green on St. Patrick’s Day is a tradition that has been around for a few centuries, but it didn’t start with St. Patrick.
The phenomenon might look like a biblical plague, but the source is far more mundane.
For practicing Catholics, meat is off limits on Fridays during Lent. But they might be able to make an exception this March 17.
‘Macaron’ and ‘macaroon’ aren’t just two versions of the same word. These days, anyway.
In 1975, a woman found her husband dead in a chair after watching a BBC sitcom. He had been laughing for almost a half-hour. Was it merriment that killed him?
Corned beef and cabbage has beef, cabbage, and not a speck of corn. What gives?
If you know the meaning of ‘consort,’ you can probably guess what a queen consort is.
The signs and menus look exactly alike, down to that cheery little star. Are they the same restaurant?
The story behind which orange came first involves Arab trade routes and a bunch of old phrases that mean 'orange apple.'
Many people use the terms interchangeably, but there’s a substantial difference between the two methods of incarceration.
It’s another in a long line of etymologies that doesn’t have one clear-cut answer, but a few plausible (and interesting) possible explanations.
Cupid’s connection to love and romance dates back centuries.
The two terms describe the period of education between elementary and high school, but middle school and junior high aren’t exactly the same.
Magic Eye pictures have been called “the world’s most famous—and infamously frustrating—optical illusion.” Here’s what might be going on if you can’t see them.