MF EXPLAINS IT ALL

Once essential for early humans, wisdom teeth are now more of a nuisance than a necessity.

Everyone knows a buck means a dollar. But not everyone knows why.

Here’s why the seemingly worst color to use for a messy job is actually the best.

Hearing the phrase ‘souls on board’ usually portends bad news. Why do we use it?

The McDonald’s mascot has been keeping a low profile for years. Some people think they know why.

Find out how factors like age, hair type, and lifestyle influence your ideal shampoo routine.

Those unsightly black marks even have a name: mirror rot.

These narrative forms are similar, but not exactly the same.

Videos of dogs watching the animated film “Flow” have gone viral recently, and science backs up the adorable phenomenon.

The sleeves might be performance enhancers. Or not.

They’re mostly for the barista, not the customer.

Naming a car is like naming a baby, only with a few hundred million dollars at stake.

The days of police badges and lightsaber spoons lurking in boxes are over. Kids now get QR codes. What happened?

Misunderstanding room temperature can have some surprisingly serious consequences.

A car accident in a movie usually ends in a huge fireball. But what really causes vehicle fires?

We get this byword for enthusiasm from an officer in the Marines named Evans Fordyce Carlson.

Each burner technically has a name and a specific purpose, which means there's a chance you've been using your stovetop incorrectly this whole time.

Athletes are embracing a new kind of performance enhancer.

Sleeping in your birthday suit may feel good, but is it good for you?

LEGO bricks are notorious for being indestructible, but one color is an exception.

Sick astronauts on a space mission can’t just pop down to Earth to see a doctor. Here’s how they deal with bumps, bruises, and worse.

When something goes wrong with your car, a curious-looking icon illuminates on the dashboard. But what those symbols mean isn’t always obvious.

Latin isn’t widely spoken in Latin America, so why is it called that?

Road signs have changed case in the last 15 years or so—here's why.