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Next up on the Radio
Wednesday 29th July 2026
9:30 am - 10:00 amWednesday 29th July 2026
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 29th July 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 30th July 2026
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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Space special with NASA astronaut Dr Gregory Chamitoff
What’s it like to live in space for 183 days? NASA astronaut Dr Gregory Chamitoff joins Dr Karl to answer all your space questions.
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Deep sea climate change, enviro bags, over-fishing
It’s a Marine Science Special! Professor Emma Johnson joins Dr Karl and Zan Rowe to help answer your ocean-based science questions.
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Period nosebleeds, brains, simulations
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.
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Hemp, nicotine and underwater spiders
Dr. Karl answers all your science questions, including; is coffee linked to cancer? Is there scientific proof of an afterlife? Why can’t we control what we remember?
