Why does saliva assist suction (get your head outta the gutter!)? Can our eyes really change colour? And which planet would host the best for gigs? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Whether you listen on the radio every Thursday, on YouTube or from your podcast feed, we've taken the show you know and love and brought it to the live stage!

What's on the other side of a black hole? How hot does 'hot' go? And seriously, what came first: the chicken or the egg? Dr Karl and Krystal De Napoli answer these questions and more on triple j Mornings with Lucy Smith during National Science Week.

Dr. Karl is jumping into your feeds with a very important message!

Why is gossip so irresistible? Which is faster between heating and cooling? And do we need to prepare for aliens this November? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

How old is space? Why do we need sleep? And what determines our poop schedule? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Was there rain during the ice age? Why do back scratches feel so good? And how does Dr. Karl start his day? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Is dirt as dirty as it seems? What's the purpose of a virus? And is Australia apocalypse-ready? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

How do First Nations teachings inform modern-day science? Do animals love the same way humans do? And how do spiders find their way home? Dr Karl, Corey Tutt and Tiahni Adamson answer these questions and more for this NAIDOC Week special of Science Hour on triple j Mornings with Lucy Smith. 

Do bees have different personalities? Can local honey really cure your allergies? And how can we support native bee populations? Bee expert Clancy Lester and Bianca Nogrady answer these questions and more on triple j Mornings with Lucy Smith. 

Could we evolve into sea being if we were in water enough? What causes knots in your muscles? And do fish ever get thirsty? Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith. 

Why is the dead of night so cold? Can the Earth generate its own electricity? And can we clear up whether water is clear? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Why is it colder the closer we get to the Sun? Are stiff drinks or soft drinks better for fighting sickness? And can we recreate the human brain? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

How did a crackle of cockatoos figure out a water bubbler? Why do we get weak - literally - when we laugh? And would having an exoskeleton be all it's cracked up to be? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

How scientifically accurate is Bee Movie? What would happen if the Earth had a twin? And what is Dr. Karl's favourite story? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Can we sniff our farts away? Are birthday twins just a coincidence? And why do menstrual cramps hurt more than stomach aches? Dr Karl answers these questions and more on triple j Mornings with Bec Charlwood. 

Is it possible to turn into your roommates? How did the living DNA code come to exist? And when did we first start using kitchen utensils? Dr Karl and Zoe Kean answer these questions and more on triple j Mornings with Lucy Smith. 

Does blending ingredients in a smoothie destroy their nutrients? How do we distinguish between phantom smells and real smells? And are infrared saunas safe? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What influences intelligence? Does the earth's rotation affect flight time? And what temperature will de-fog your windscreen? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why am I always running out of conditioner before shampoo? How come mozzies bite some people and not others? And does a dog's sense of smell give it a better memory? Dr Karl answers these questions and more on triple j Mornings with Jaimee Taylor-Nielsen.