Dr Karl Podcast

Have the planets ever lined up in the solar system? Why can some people whistle in tune, but not sing in tune? Can you water plants using hot water?

Is a Googleplex the biggest single number? Are rising sea levels only caused by ice melting? Why do we get blocked noses?

Why do we have toe nails? Can we dry our clothes by freezing them? Why are sunrises and sunsets different colours?

Why do we need to pee when we get into water? How long would humans last on earth if the sun disappeared? Where do false memories come from?

Why do we get dizzy when we get up really quickly? Why does hot water sound different to cold water when it comes out of the tap? Why do cold and flu symptoms always feel worse in the morning and at night?

Why are storm clouds black? How does the burning of the Amazon effect the world? Why are some people more likely to get static shocks than others?

Why do some people get hungry when around a dead body? Is your brain still active after you die? How long does it take for a body to decompose in a coffin? 

Why do fires burn faster uphill rather than down? Can you cook a chicken by slapping it? What are the affects of bushfires on trees?

How do we better our memories? What do people who were born blind dream about? How much material is used to make one screw? 

Can cats land on their feet in space? Why are planets round? What would happen to the earth if the sun moved closer?

Why does your dog rub itself in dirt right after you bath it? Do reverse cycle air conditioners have an impact on global warming? Why do you need to pee when it gets cold?

Are we terraforming the earth? Why was the American Flag flapping in Apollo 11 footage and what would happen if you were lost in space?

Do you have a fear of belly buttons? Why does your tummy grumble when you're hungry? If human's didn't interact with each other, would we walk like monkeys?

Does fruit taste sweeter in the fridge? Are seagulls telepathic? Can indoor plants help with our air quality?

What would happen if the whole world farted at once? Why do we hear our own voice differently to how others hear us? Can you scare someone better?

Why does coffee change taste as it cools down? Why do we get goosebumps? Do women's periods really sync up?

Can you change your own genetics? Does cold weather cause you to catch a cold? Why does my head throb when jumping on a trampoline?

Does spraying deodorant in your pits effect your health? Why don't I dream? How can I tell if I'm a loud chewer?

Could you make off milk drinkable by boiling it? Are you heavier after taking a shower? Can computer viruses become real life viruses?

Do bees know they'll die if they sting someone? Why do I feel hungry after eating fruit? What material makes the best reusable coffee cup?

Where does the wind come from? Can we affect other peoples dreams? Why do some people smell like butter when they sweat?

Can we outgrow our allergies? Is it possible to tell if we're sweating underwater? Why does our stomach look much smaller when we wake up in the morning?

Why shouldn't we eat our own poo? Why do bruises change colour? And the lady who literally picked her brain

It's a big black hole celebration! Could one create a new universe? How can we take a photo of one? What would happen to your body if you entered one?

Can different bird species communicate with each other? Why am I so sweaty? Why do animals have an even number of limbs?