BrainStuff

When people fire guns into the air in a celebratory manner, those bullets have to go somewhere. Find out how high fired bullets can go -- and why they can be dangerous -- in this episode of BrainStuff.

Many people store water for emergencies -- but is it true that water sitting for too long will go bad? Listen in as Christian explains it for you.

It’s not quite British, and it’s not quite American – so what gives? Why do all those actors of yesteryear have such a distinct and strange accent?

Blood is always red... even when it's inside your body.

Anxiety is a normal, healthy response for the human body. But when it interferes with daily life it can become a disorder. We investigate anxiety's symptoms and biochemistry to learn how it can become irrational... and how you treat it.

Do animals have a sixth sense that can detect earthquakes and tsunamis? Or do they just make better use of their other senses than humans?

Skeletons of ancient animals sometimes become fossilized. But if this happened to every animal that ever lived, wouldn’t we be swimming in a sea of fossils right now? BrainStuff explains why only a fraction of animal bones turn into fossils.

You’ve heard all the hype about high-definition TV, ultra-high definition and more. But does this mad race to jam more pixels on a screen actually matter? Tune in to learn more about the human eye and digital resolution.

Sometimes super-wealthy people like to spend millions on a single book. Which one cost the most? Hint: It’s about water and it's written backwards.

Death is the most mysterious and inevitable part of the human experience. But how will we go? Christian takes a closer look at the most common causes of death across the globe.