Dr Karl on triplej

Dr Karl on triplej


Join Dr Karl Kruszelnicki, Zan Rowe and their scientific guests, with a bunch of curious triplej listeners for a weekly injection of science, myth-bashing and answers! Thursdays from 11am EST.


Period syncing, bum wiping, photographic memories  

Do women's periods sync up when they live together? Is there any evidence for someone having a truly photographic memory? Why does your face go red when you drink alcohol?

Hot batteries, space corpses, helium voices  

Is there a link between migraines and De Ja Vu? Why does lightning strike before thunder? Would a full hard drive weigh more than an empty hard drive?

Rollercoasters, space water, the Southern Cross  

Why do I sweat more than my friend? How many names and faces is it possible for a person to remember? Why do people with Tourette syndrome swear in their outbursts?

Human superpowers, remembering dreams, asteroids  

Is it possible for humans to have superpowers? Should we just let asteroids hit the earth so we can make use of the precious elements they contain? Why do I always wake up before reaching my destination?

Human superpowers, remembering dreams, asdteroids  

Is it possible for humans to have superpowers? Should we just let asteroids hit the earth so we can make use of the precious elements they contain? Why do I always wake up before reaching my destination?

Multiverses, string theory, global consciousness  

Professor Brian Greene, Theoretical Physicist and String Theorist from Columbia University joins Dr Karl and Zan to answer all your multiverse and string theory questions.

Seeing the same colours, downward bubbles, space elevators  

Dr Karl and Zan are joined by Bubble Physicist Dr Helen Czersky to answer your questions like: why stout bubbles go down, whether or not we'll ever see space elevators and whether we all see the same colours.

Spaghettification, multiverses, the end of space  

Dr Karl and Zan are joined by Astrophysicist Professor Lisa Harvey-Smith to answer your star based questions like: Where does space end? Is it possible there are multiple universes? What is Spaghettification?

Double rainbows, tidal waves and lightning strikes  

Dr Karl and Zan are joined by Meteorologist Nate Byrne to answer your weather based questions like why injuries flare up when it rains, what keeps clouds in the sky and whether you could survive a tidal wave.

Soul weight, head eggs, e-cigarettes  

Why do you get an egg on your head when it gets hit? How much does a soul weigh? Why do you wake up with a song stuck in your head?

Space babies, empathetic pain, clean coal  

Can you conceive a child in space? How far away are we from teleportation? Is there such a thing as clean coal?

Feeling tingly, tree lifespan, migraine  

Can you talk yourself out of a migraine? Why do we cry? Can a tree live forever? What causes the tingly feeling you get when you get excited, or inspired?

Nutrition Professor Clare Collins  

Professor Claire Collins answers: What happens if you cut out all sugar? Would diabetics benefit from a vegan diet? Why does fruit give you the runs?

The sneeze smell, hologram universe, pack animal behaviour  

Is the universe a hologram? Why do adolescent men act more like pack animals? Why does a bee come in and out of my house and land in the exact spot each time?

Un-poppable popcorn, the colour of lightning, tickling  

Why are we ticklish? Why do some pop-corns never pop in a saucepan, or microwave? If you're drunk and you have a blood transfusion, would you become sober?

Itchy skin, moths and lights, touch screen and cold fingers  

Why are moths attracted to lights? What exactly is happening on my skin when I feel itchy? Why does my cold finger not work as well on a phone touch-screen?

Wanting to hurt cute things, stomach grumbles, lost voices  

Why do I want to hurt cute things? Why does a stomach grumble when it's hungry? What physically happens when you lose your voice?

Underwater farts, cosmic strings, snake knots  

Does a fart smell worse if it happens underwater? Would a snake be able to untie itself from a knot? What are cosmic strings?

'Skinny fat', fasting for weight loss, feeling full  

With special guest Ruben Meerman the Surfing Scientist!Why do people use the ketogenic diet for weight loss? Is intermittent fasting good for weight loss? What happens if you don't eat ANY fruit and veg?

Foggy glasses, pins and needles, the colour of clouds  

What gives clouds their colours? Why does only one side of my glasses fog up when I put them on? What causes pins and needles?

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