Life's Little Mysteries

Even if they don't get moldy, nuts and grains can go bad. Why is that?

Scientists recently counted the bubbles produced by dissolved carbon dioxide in a glass of poured beer, finding that bubbles can number in the millions.

Snakes have anatomy that helps them hear, you just can't see it when they slither by.

The animal kingdom is filled with stretchy mouths, from hamster cheeks to blue whale pleats, but which animal has the stretchiest mouth of all?

Conflict is healthy.

Genetic diversity helps organisms adapt to environmental changes.

What steps can night owls take to become early birds?

If cats were loved, why were so many sacrificed?

No, the misquote is an example of French revolutionary propaganda.

Cats have swinging "pouches" on their bellies, but that doesn't mean they're fat.

In 1626, native people purportedly sold Manhattan to the Dutch for a pittance. But there are problems with this story that we shouldn't overlook.

Walking around the moon could be faster than we originally thought, but actually doing it would require some serious planning.

Humans have what it takes to make venom, but it may not be worth the trouble.

High-speed cameras and arrays of microphones helped researchers draw an acoustic map of hummingbirds' distinctive hum.

It's probably fine to give your child weak coffee, as long as you skip the sugar.

It could have been a fig, grapes, citron, a pomegranate or even wheat.

Coyotes originated in prairies and deserts, but are now right at home in big cities across North America. How did this naturally shy creature learn to thrive in crowded urban landscapes?

The most important thing we've communicated? That we exist.

Space junk moves at 10 times the speed of a bullet from an average gun.