Life's Little Mysteries

A complex network of skull bones, ligaments and muscles allows a snake to swallow prey with bodies much larger than the sinuous predator's own head.

A paleobiologist uncovered a never-before-seen microinvertebrate in Dominican amber.

As compasses draw closer to the magnetic North and South Poles, they become less reliable.

How many different types of infinity are there, and can we count past any of them?

Earth's magnetic field is weakening, but it's not the end of the world.

How many people could fit on the moon? Answering that may require asking other questions — about lunar survival.

Parents' fears about vaccine safety may prompt them to eliminate or delay vaccinations, but doing this can jeopardize an infant's health.

Whether your baby has a thick mop of hair or just a few strands, most of it will fall out before she's six months old.

If you could journey through the cosmos' most monstrous objects, what tales — if any — would you be able to tell?

A baby's ability to sweat and produce tears develop weeks after birth.

Despite the fact that humans landed on the moon many times during the Apollo missions half a century ago, doing so remains a tough business.

Scary portrayals of great whites in pop culture might lead some people to wonder if the world would be better off with no sharks at all.

Our thoughts go on and on and on....

The Saffir-Simpson hurricane only goes up to Category 5. But in theory, winds from a powerful hurricane could blow the scale out of the water, scientists say.

Ever wanted to time travel? Just look out at the night sky.

Why is mold fuzzy, and is this fuzz dangerous to eat?

The image of the hooded executioner is iconic, but it tells us only a small part of the story.

Does drinking chamomile tea actually make people sleepy?

A sparking mystery