Dr Karl Podcast

Why does my voice wobble when I have vulnerable conversations? Why does food taste different at different temperatures? And how do you grow seedless mandarins if they have no seeds? Dr Karl answers these questions and more on triple j Mornings with Bec Charlwood.

What impact does trauma have on your memory? Why do chillies burn your tongue and lips but not your throat? And could octopuses take over the world?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why do some medications reduce your sex drive? Why do dogs bite their own tail? And if you were preparing for the end of the world, what is the one medication you would take with you? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What is it about beans that make us fart? Why do we lose muscle so quickly? How does a drink's temperature impact its fizz? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why do old people have such a distinctive smell? What would happen if gravity suddenly doubled? And why do my limbs always swell during a flight? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Is it possible to speed up or slow down the speed of sound? Will stars eventually become invisible to the naked eye? And what would happen if you took your space suit off in space? Dr Karl and special guest, Dr Laura Driessen, answers these questions and more on triple j Mornings with Lucy Smith.

What does space smell like? Is the youngest sibling technically more elite? And do bushfires burn at a lesser intensity when at higher altitudes? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why does the sun feel hotter on certain days? What would happen if an astronaut sneezed inside his helmet while in space? And does drinking lots of water make you sweat more? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

How important are orgasms to our mental health? What would happen if the world stopped spinning? And would expired milk be safe to drink if you boiled it? Dr Karl answers these questions and more on triple j Mornings with Ash McGregor.

Does working out increase your sex drive? Should we be worried about seagulls eating too many chips? And how has a stingray who's had no contact with males for eight years become pregnant? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Can drinking apple cider vinegar improve gut health? Is it okay to put chicken in the fridge while it’s still hot? And how does the carnivore diet affect the body? Dr Karl and special guest, Professor Clare Collins, answers these questions and more on triple j Mornings with Lucy Smith.

Are we connected to all our muscles? Why do I get sleepy when I have passengers in my car? Does drinking alcohol through a straw get you drunk faster? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

How does a shark smell blood in water? Does jet lag feel worse when travelling east to west? Should we be worried about the bacteria between our toes?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Could you sunbathe on the moon? Does the atmosphere alter our vision? Does the earths magnetic field impact gravity? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Does sex impact sporting performance? What is antibiotic resistance? Should we give plastic trees the axe? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

How do we remove earwax safely? Why is it cold at the peak of a mountain if hot air rises? Why don't scars tan? Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.

Can thunder hurt you? Why is my skin sticky? Why do I have the exact same dream every night? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why do certain tracks make us cry? How can a song take you back to a specific moment in time? What influences your music taste? Dr Karl & Dr Solange Glasser, Senior Lecturer in Music Psychology at the Melbourne Conservatorium of Music, answer these questions and more on triple j Mornings with Lucy Smith.

If I hold my nose when i sneeze, will my eyes pop out? Why can't we grow arms and legs back? Why do we cry? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith & Dr Theresa Larkin, Associate Professor at the University of Wollongong.

Where are all the Christmas beetles? Why do some mammals sweat and others don't? If the cells in our body get replaced every 7 years - why do our tattoos stay? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why do weeds grow faster than other plants? What happens when our body cramps? How do Bears hibernate? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Do flies like humans more than poop? How is dark energy created? Will masks change the evolution of our face? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Could we adapt to the climate on Mars? What is system inertia? How scientifically accurate is the 2015 film 'The Martian'? Our special guest this week is Dr Adrian Brown from NASA's Jet Propulsion Laboratory. He and Dr Karl answer these questions and more, on triple j Mornings with Lucy Smith.

Why do insects bite me and not my partner? What impact do wind farms have on marine life? How do underwater noises effect dolphins? Our special guest this week is Dr David Wachenfeld from the Australian Institute of Marine Science. He and Dr Karl answer these questions and more, on triple j Mornings with Lucy Smith.

Why do we itch at random times? Will mining on the moon affect Earth? How do tracking dogs pick up people's scent? Dr Karl answers these questions and more, on triple j Mornings with guest host Ash McGregor.

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.

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?

Can Metalcore clear your throat? Can you make alcohol out of paper? Why is the ocean salty? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

What part of our nose do we use to smell? Will climate change effect evolution? Can you re-catch the sickness you gave to someone else? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Where are we at with time travel? How come male seahorses give birth? Is it quicker to go up the stairs two steps at a time? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Can you burn more calories if you sing while exercising? What happens when your ears pop? How beneficial is pre-workout? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Will another species evolve from humans? Is Jupiter a solid or a gas? If chickens eat redback spiders, do their eggs become poisonous?  Dr Karl answers these questions and more, with guest science writer Zoe Kean and guest host Ash McGregor!

Do we have a new planet in our solar system? How does asparagopsis decrease methane gas from live stock? Can plants hear certain frequencies? Dr Karl, Tiahni Adamson and Peter Tuthill answers these questions and more, on triple j Mornings with host Lucy Smith.

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.

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.

How are bulls so toned if they only eat grass? How do astronauts navigate in space? Can you fart and sneeze at the same time? Dr Karl answers these questions and more, on triple j Mornings with guest host Ash McGregor.

How come reptiles can bask in the sun and not get sunburnt? Why does pasta taste better as leftovers? What's the best way to clean grease? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

What does a mirror see when it looks in a mirror? How old can Sharks be? Are Sea levels equal? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How does First Nations Astronomy differ? How do Wombats clean their pouch? How can we trick our memory? Dr Karl, Corey Tutt and Krystal De Napoli answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do some people feel the cold more than others? What state is electricity? Where does all the sweat, bevvies and yucky stuff go after a music festival? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do the deceased still get goosebumps? Can you smell sickness? And you'll meet, the Rainbow Chasers. Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Where did snakes evolve from? Is it possible to be at a standstill in the universe? Could a human head survive if detached from the body? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How much of the Ocean is undiscovered? Can our body become immune to Cold & Flu tablets? What on earth is Anti-matter?! Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How do earthquakes work in Australia? How do testosterone levels affect our body? Why do we need to poo after coffee? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do we close our eyes when we kiss? Where’s the best heating position in the microwave? How does alcohol breath testing work? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do we crave something sweet after dinner? Can supplements really affect our metabolism speed? Does cooking food affect the use by date? Dr Karl and special guest, Clare Collins, answers these questions and more, on triple j Mornings with host Lucy Smith.

Can our hearts sync to the music we're listening to? What's the speed of our nervous system? Can helicopters fly in space? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Do all living things on earth sleep? Which alcohol is the worst for you? Does time ever skip a beat? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why does you voice get deeper when you're sick? Can a solar flare scorch the Earth? How did Axolotls evolve? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Do flies experience time quicker? Why can some people nap and others can't? How do antibiotics work? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How Does Grass Spread? Why Do We Get Snotty In Winter? Should We Worm Ourselves Often? Bianca Nogrady answers these questions and more, on triple j Mornings with host Lucy Smith.

What would Dinosaurs taste like? Do dogs recognise their own breed? Why do kids get more nosebleeds than adults? Science writer Zoe Kean & Naomi Koh Belic answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do trees have large dead branches? Do sharks have bones? When do single octopi die?  Science writer Zoe Kean answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do Shells have tiny holes? How do Clown Fish avoid being stung? Is Algae the future? Bianca Nogrady and David Wachenfeld answers these questions and more, on triple j Mornings with host Lucy Smith.

Are wind powered cars possible? Can you get sick from rapid changes in temperature? Can Astronauts be tickled in space? Bianca Nogrady answers these questions and more, on triple j Mornings with host Lucy Smith. Producer: Lu Hill

How does our body use energy? Why does food change colour when cooked? Why deos Beer taste stronger when its warm? Dr Karl & Professor Alice Motion answers these questions and more, on triple j Mornings with host Lucy Smith.

Do we age the same in outer space? Can some animals have Gay sex? Is the fungus from 'The Last of Us' real? Dr Karl & Dr Naomi Koh Belic answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do Cicadas chirp? Were there in-between stages in human evolution from Ape to Human? Could we survive by eating our own skin? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why does Jupiter have so many moons? Why are there different layers of clouds? What is heat haze? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How do we measure time? What should come first, sunscreen or insect repellent? Where do Blue Bottles come from? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

How does Bluetooth work? Will human's evolve to lose all of our hair? Is the hole in the Ozone Layer repaired? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Can temperature affect food allergies? Could our shoes be harming the environment? What's the song that makes Dr Karl cry? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith. Producer: Joe Khan

Can smells stick in your nose forever? Do clouds actually "burn away"? Do monkeys also have genetic disorders? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith. Producer: Nick Gerber

How heavy are our farts? Who was the first Human alive? Are Florence + The Machine song's scientifically factual? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Can sound waves hurt you? Which generation will be the last one to die? Why is the reproductive window shorter for women then men? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why do we call it the Milky Way? Does dark matter actually exist? What do astrophysicists think of astrology?  Dr Karl & astrophysicist Professor Geraint Lewis answer these questions and more, on triple j Mornings with host Lucy Smith.

What do fecal transplants do? How long should you use a nasal spray? Why isn't there a longer lasting sunscreen? Dr Karl answers these questions and more, on triple j Mornings with Tanya Bunter.

Does Ice melt quicker in fizzy drinks? What happens to the air inside us after surgery? Should we clean our teeth with warm water? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Are non-stick pans toxic? Will Nuclear powered cars be possible in future? Can tree's evolve? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Is snoozing bad for you? How does heat act in other elements? When can we download our brains? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

How do foods affect out food? Do green supplements have the same effect as eating Veggies? How many times a day should we Poo? Dietician, Clare Collins, and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith. Producer: Lu Hill

Could we live on Mars in the next 100 years? Do Space Rovers enjoy music? How quickly do scientists receive data from Mars? NASA Scientist, Adrian Brown,  and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why does warm water sometime look opaque? How is the Earth so warm if Space is so cold? Why do some dog breeds have sinus issues? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

What is Coral Bleaching? How do Jellyfish move? Is La Nina affecting Coral Reefs? Dr David Wachenfeld, Chief Scientist of the Great Barrier Reef Marine Park Authority, and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why does time travel faster when you sleep? Why do lights and colours look different under water? Why do we get Diarrhea? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Does vitamins dissolve slower in cold water? Why does the Sun burn if there is no oxygen in space? Why do some people get hiccups after running? Dr Karl answers these questions and more, on triple j Mornings with Lachie Pringle.

Why don't bids get electrocuted? Can we nuke a comet? Why don't babies grow nose hair? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

What can we do to reduce Climate Change? Is solar panels adding to the heat of the earth? Why don't Rainbows have colours like black and brown?

This isn't a podcast about how climate change is real – we've known that for a long time. And it's not another show about the devastation climate change is causing, or how we got here. Because we don't need to talk about the problem anymore. We know what's going on. This is a show about how much better things could be, and the people who are fighting to get us there. Reporters from the science team at ABC RN and triple j Hack have been travelling around the country to meet the people bringing about real change and coming up with authentic climate solutions. If we want to avoid a climate catastrophe … WHO'S GONNA SAVE US?

How was the earth made? Does time pass differently on other planets? Why does smell just before rain starts?

How much pollution does an aeroplane make? Why is it so addictive to pick a scab? What would happen if the world lost oxygen for five minutes?

Is timber making the world heavier? How do you navigate in space? And, why does your wee smell after eating asparagus?

Can war and violence have a lasting impact on our DNA? Would we die if we got shrunk to the size of an ant? How does wind form so quickly? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why don't we get goosebumps on our face? If we stopped CO2 emissions right now, would we reverse climate change? Why do countries have different power sockets? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Why are females getting long COVID more than males? Why do we cry? How did humans become lactose intolerant? Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.

Can you drive through the end of a rainbow? Is it true that it only takes seven seconds to know you're attracted to someone? Why does clapping sound louder with wet hands? Dr Karl answers these questions and more. Hosted by Lachie Pringle on triple j Mornings.

How do baby animals (and humans) instinctively know how to suckle when they're born? What purpose do mosquitos have in the ecosystem? How long does a species have to be isolated for it to be considered a 'new' species? Dr Karl is joined by founder of Deadly Science and proud Gamilaaray man, Corey Tutt to answer these questions and more. Hosted by Lucy Smith on triple j Mornings.

Should you keep your tent flaps open? What happens to helium balloons when you let them go? Why does bottled water have a use by date? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Can our eyes change colour? What would happen if a planet disappeared from our solar system? Why don't we all have the same sense of taste? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

How do dogs experience time? Will the trip to Mars be dangerous? Does Dr Karl believe in Aliens? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Do ceiling fans work in winter mode? Are tastebuds on the wrong side of the tongue? Can we call blood a solid? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Would a body decompose in space? Do noise cancelling headphones protect our ears? When will we create a super human? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.

Why are thorns on roses less sharp when they are dead? Is it true that oil on Earth is being slowly, but infinitely being replenished? Do painkillers really know how to target pain? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do red heads get sunburnt so easily? What would happen if humans never developed muscle memory? Does cold weather make you pee more often?  Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

What makes red dirt red? Why do our sugar levels affect our moods? What's the difference between a conspiracy theorist and a science denialist? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Are there health benefits from eating raw meat? Is spontaneous human combustion a real thing? If a mosquito bites me while I'm drunk, does the mosquito get drunk too? Dr Karl answers these questions and more, on triple j mornings with Lachie Pringle.

Can lightning make grass greener? What's the closest call we've ever had with a meteorite? Will Artificial Intelligence ever be sentient? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How can you tell the difference between antibodies and a virus? Would a compass work on Mars? Why are some mosquitos silent and others loud? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

Why do we get bags under our eyes when we’re tired? Why do my fingernails grow faster when I’ve been drinking? Why do I always sneeze five times in a row – never four, never six? Dr Karl answers these questions and more, on triple j mornings with Tyrone Pynor.