Dr Karl Podcast

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Oct 5, 2023 • 43min

Whale hearts, ear wax and eyeballs

What causes colours in sunsets? Why can some people spin their eyes really fast? How much pollution is being emitted when a car sits at traffic lights? Dr Karl answers these questions and more, on triple j Mornings with guest host Pip Rasmussen.
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Sep 28, 2023 • 41min

Radioactive ooze, dodging bullets and limitless brain

Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your science questions inspired by movies! What's the most accurate time travel movie? How fast do you need to move to dodge bullets? When will we get hoverboards?
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Sep 21, 2023 • 42min

Varrora mites, El Nino and ocean salt

Can Metalcore clear your throat? Can you make alcohol out of paper? Discover how singing Polaris music while driving can help clear the throat. Explore the concept of nitrogen fixation and its importance for food production. Delve into the role of the cerebellum in tickling and a unique path to get wealthy. Learn about the origin and cycle of salt in saltwater oceans. Discuss the impact of Varrora mites and El Nino on agriculture and climate.
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Sep 14, 2023 • 39min

Evolution, knees and static electricity

Curious about how our sense of smell works? Dive into the anatomy of the nose and its impact post-surgery. Ever wondered how climate change shapes evolution? Discover how species like whiptail lizards adapt. Learn about the quirky nature of static electricity zaps from cars, and ponder what would happen to Earth if humans vanished. Additionally, explore the fascinating journey of cat and dog domestication alongside their significant roles in ancient societies. Finally, delve into the groundbreaking potential of mycelium in cancer treatment.
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Sep 7, 2023 • 39min

Time travel, seahorses and climbing stairs

Topics discussed in this podcast include time travel, seahorse reproduction, rotational speed, the unique reproductive cycle of male seahorses, ant behavior and their attraction to silicon, efficiency of climbing stairs, and the dark line that appears during pregnancy.
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Aug 30, 2023 • 38min

Worms, congestion and the blue moon

Dr. Karl explores the fascinating case of a woman ingesting worm eggs in her brain. The podcast also delves into the removal of a worm from a patient's brain, shed roof ripples, blood donation benefits, tectonic plates, breath control for singers, and reversing river flow.
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Aug 24, 2023 • 40min

Powder scams, turtle insulation and lemon hot water

Dr Karl and science writer Zoe Kean discuss health food scams, emu wars, the truth about drinking hot lemon water, religion's influence on evolution, and can turtles hear rain. Zoe shares insights about her upcoming book on evolution, ecology, and environment.
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Aug 16, 2023 • 40min

Planet 9, asparagopsis and plant frequencies

Dr. Karl, Tiahni Adamson, and Peter Tuthill talk about Planet 9, asparagopsis reducing methane from livestock, and plant frequencies affecting growth. They also discuss interstellar travel, burning up during reentry, and the belief that thinking or singing to plants influences their growth. Furthermore, they touch upon cattle methane production and radiation in the Van Allen belts.
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Aug 10, 2023 • 36min

Fresh sheets, frozen bacteria and facepalms

Why are bubbles round? Is my vacuum cleaner haunted? Why do we facepalm? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
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Aug 3, 2023 • 38min

Aliens, freediving and AI paradoxes

How do you measure the size of a galaxy? Will AI answer all the paradoxes in the world? How many times could you wrap your intestines around the globe?Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

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