Dr Karl Podcast

Shower thoughts, electric shocks and ladybirds

Why do we have some of our best ideas in the shower? Do towels dry better in a machine or in the sun? And how do fizzy drinks...get fizzy? Dr Karl answers these question

BONUS EP: We're giving away a Dr Karl shirt!

Would you like a one-of-a-kind piece of Dr Karl memorabilia in your wardrobe?! This November, one lucky listener who asks their question live on Science with Dr Karl will

Night sweats, time travel and dog poo

Why do farts follow you? When riding a bike, how do you gain speed without pedalling? And why do we experience itchiness? Dr Karl answers these questions and more on tri

Bruising, cockatoo schedules and roasted potatoes

How do bandages affect bruising? Can bunions return after surgery? And why does a sauna feel hotter when you chuck water on the coals? Dr Karl answers these questions an

Coral bleaching, bioluminescence and intelligent fish 

Do fish have feelings? Does Shark Tale stack up scientifically? And how can you get involved in marine science? Dr Karl answers these questions and more on triple j Morn

Dyslexia, El Niño and itchy ears 

Why do we dance when we hear music? Can you smell someone's sickness? And why do cats always land on their feet? Dr Karl answers these questions and more on triple j Mor

Glowing planets, shrinking brains and living till you're 150

How is it possible to day dream? Can screen time and AI impact how you age? And what makes the colours of the sunset? Dr Karl answers these questions and more on triple

The full moon, earworms and tickling

Why does cola taste different when it's in a can? How come we shouldn't reheat meat more than once? And why do we sneeze when we get into hot cars? Dr Karl answers these

Honeybees, climate change and pollination

Why is the sun so good at removing tomato stains? Why do plants change colour in response to cold weather? And are we getting closer to what was portrayed in the movie Av

Radio stars, spiral galaxies and threadworms

When will Australia have a total solar eclipse? What determines the life cycle of a star? And why does our body go into 'survival mode'?  Dr Karl answers these questions

The third eye, scented candles and norovirus 

Why do our ears produce wax? What is the storage capacity of the human brain? And will we ever run out of music combinations?  Dr Karl answers these questions and more o

Black tea, pins & needles and toilet doors 

Does sneezing cure nausea? Why do brown paper bags ripen produce? And how does aromatherapy work?  Dr Karl answers these questions and more on triple j Mornings with Luc

Calcium v. iron, E=mc² and The Pill 

Is nicotine a laxative? Are mental health conditions hereditary? And can you retrain gut bacteria? Dr Kate Thomas, Dr Caitlin Thurn and Dr Karl answer these questions an

Axolotls, hydration and escalators 

What does space smell like? Why does a beer taste different with breakfast? And why is the 'feels like' temperature different to the actual temperature? Dr Karl answers

Endometriosis, oversleeping and 'irritable male syndrome'

Does sex get rid of a headache? If you're on hormonal contraception, do you still release an egg each month? And when you eat corn, why does it come out the other end in

Alzheimer's, furry friends and spider webs

Why do our dogs love us so much? Can the temperature change our sense of smell? And could the evolution of dinosaurs happen again? Dr Karl answers these questions and mo

Cold sores, facial hair and double rainbows

Why do you get a full body shiver after using the toilet? Why is the sky a different colour in WA? And why are celestial orbits on the same horizontal plane? Dr Karl ans

Dirt bikes, flat earthers and illegal drugs

How do one way mirrors work? Why do you need to sneeze when you look at the sun? And why does driving feel faster at night? Dr Karl answers these questions and more on t

Thylacines, blocked noses and bird flu 

How different would the environment be if the thylacine wasn't wiped out? Are animal sightings symbolic? And why do bower birds collect blue items? Dr Karl and Deadly Sc

Pokémon, off-grid festivals and cannabinoids 

Why is red light more environmentally friendly? Which science fiction is the most realistic about our present and future? And what triggers thirst versus hunger? Dr Karl