What would happen if the Moon was bigger than Earth? How is sandpaper made? And does glue dry in space?

Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Do cortisol detoxes work? Can our bodies predict rain with pain? And is this Halsey lyric - ‘the father's DNA stays inside the mother for 7 years’ - scientifically accurate?

Bianca Nogrady and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith. 

Do animals have different blood types? How was the earth's core created? And back to basics - why is the sky blue?

Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.

Why are we so helpless as babies? Are cats targeting people with allergies? And if we could bring back dinosaurs, would they survive?

Zoe Kean answers these questions and more on triple j Mornings with Lucy Smith. 

How does our body tell us we're thirsty? Do trees get cancer? And if the entire world flooded, could we all turn into fish people?  

Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith. 

Where is wind going? Are ants able to predict rain? And why do sportspeople train at higher altitudes?

Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith. 

Why does the contraceptive pill affect your dreams? Can your pet watch you weld? And is there a science behind the tension shifting in a room?

Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

What are the most effective ways to decrease exposure to microplastics? Is there a link between planet alignment and weather patterns? And what would happen if an asteroid hit the earth?

Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

What’s the next step in human evolution? Are there any land animals that produce electricity? How do bees select their flowers?

Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

What's the difference between AM and FM radio? Why does plucking our eyebrows make us sneeze? And how do you stop a fart from following you into the next room?

Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.