Ashley Hamer

Earth is round, but are there any planets in the universe that aren't?

The human body has a number of mechanisms that prevent you from holding your breath until you suffocate.

From the moment of the Big Bang, everything in the universe has kept moving, but why is that?

When did humans first roast food over a fire? Archaeology and biology can shed light on this mystery.

If we can see at most 3% of the universe, how can we estimate the total number of galaxies in it?

You've probably had a dentist remind you to floss — but when's the best time to do so?

When a dog looks strikingly like its owner, is that a coincidence or is there more to the story?

Black holes aren't "cosmic vacuum cleaners," but what would happen if one wandered into our solar system?

Babies usually rub their eyes when they're tired, but why?

Taste receptors have been found far beyond the tongue, but do they help perceive taste or work like the ones in our mouths?