Dr Karl Podcast triple j

Former NASA astronaut & deep sea explorer Kathryn Sullivan is our special guest today, answering all your space/ocean questions with Dr Karl.

Has the ocean always been salty?

Can we turn lead to gold?

Is there any science behind star signs?


Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.

Where does dust come from ?


Have we measured the speed of thought?

Is there science behind the 5 second rule ?


Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.

Is choccy milk the best post-workout beverage?

Why aren't we disgusted by our own body odour?

If someone is blind from birth, can they dream?

Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.

Could you last on a deserted island, Tom Hanks style?

Are bananas actually healthy?

Is my vegetarian diet affecting my PCOS?

Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle

What happens if I fall into the deepest hole on earth? Could my dog get COVID-19? How does Dr Karl's brain work?

Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.