There's nothing like a fresh, tangy glass of orange juice to go with your morning oatmeal. But if you've just brushed your teeth, you may find that the beverage tastes … less than delicious.

Most of us have long accepted that our brains look like overgrown, shriveled walnuts. But why do our brains have those telltale wrinkles?

When we spill water down our front, or sweat profusely, our clothes get darker. Why? The fabric isn't actually changing colors in real time. Rather, our perception of the fabric's color is changing.

The incredibly precise measurement could help explain why the universe exists.

A Tesla that crashed and caused a fiery inferno is raising questions about whether these cars are more dangerous if they catch fire.