Life's Little Mysteries

Instead of striving to be "germ-free," try to keep germs out of the wrong places.

Jesus' ability to defeat death, heal people and produce food and drink elevated him above Roman gods in the eyes of many people. A wand would have enhanced that image.

Some galaxies are swirling blue disks, others are red spheres or misshapen, clumpy messes or something in between. Why the different configurations?

There isn't an official "organ count" for the human body, but is there a ballpark estimate?

Which species died out first because of humans?

Is Teflon, the clear plastic used to coat pots and pans, safe to use?

This parasite may manipulate your brain to make you take more risks.

The Sahara was once a grass and shrub-covered steppe. Could this ever happen again?

Fire safety involves "fire resistant" and "flame retardant" measures.

Single-cell microbes known as bacteria are simpler than most forms of life, yet they are still intriguingly complex.

What did people use instead of toilet paper? Seashells, tapestries, wooden sticks and more.

The nothingness of space is hard to wrap our heads around.

Have you ever wondered why humans can't digest corn?

It's possible that a pup's cold, wet nose acts as an infrared sensor.

It apparently comes down to THC and endocannabinoid receptors in the brain.

With enough heat and oxygen, diamonds will burn.

No, but the crown did popularize the orange carrot.

Just as Earth orbits the sun, our sun orbits the galaxy.

We've got good news for men.