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Next up on the Radio
Wednesday 11th November 2026
9:30 am - 10:00 amWednesday 11th November 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 12th November 2026
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 12th November 2026
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
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Swallowing chewing gum, taste buds and drinking milk
What happens if you swallow chewing gum? Plus: can a woman’s tastebuds change during and after pregnancy?; and can drinking milk cause osteoporosis?
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Cheek fillers, disappearing allergies and shower stinkies
Why do certain sounds give you goosebumps? Can drinking cows milk cause lots of health problems? Why does your body twitch as you’re falling asleep? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
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Dry hands, nervous weeing and resetting your sense of smell
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?
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Bubbles, bushfires and back burning
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?
