Great Moments In Science - With Dr Karl Kruszelnicki

Are you doing everything you can to stop thieves from stealing your identity and 'porting' your phone number?

There's currently a battle against the bulge — but is fighting fat really the healthiest path?

You may have heard of the Doomsday Vault — but scientists have gone even further to save the world's most important seed stocks.

Birds have been known to use all sorts of tools — but surely they wouldn't be using fire?

About 95% of the mass in the universe seems to be missing — what's going on!?

If you want to transport data quickly, could a truck be the best option?

Is there any evidence that grunting in a tennis match will improve your game?

Is it possible for a planet to be hotter than a star?

What really happens when you swallow chewing gum?

They're two drugs you shouldn't mix... right?

Just how many asteroid belts are there in the solar system?

What does an asteroid belt actually look like?

Do carrots really help you see in the dark? Or is it just a trick to get kids eating more veg?

If you want to freeze some water, you might want to heat it up first.

Surely all magnetic swipe cards are the same?

Is it better to have caffeine, a nap, or both?

Are scientists getting closer to being able to predict when massive earthquakes will strike?

How do mitochondria convert food into fuel that our cells can use?

There's a lot we still don't know about what's going on in the brain of a liar.

There are floating, fuzzy orbs of light in Western Queensland - what are they?