Dr Karl Podcast

Why do we sometimes cry when we're happy? Can trees live forever? How do reflections actually work? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

How are seedless fruits grown? Why are peanuts the most common allergen? Can painkillers target specific parts of the body?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

How can you keep coffee hotter for longer? What's the purpose of fingernails? Can birds get struck by lighting?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

Is it better for the environment to burp or fart?  Why am I hungrier when I eat more regularly? Can you overcome a food gag reflex? Dr Karl & Professor Clare Collins answer your questions on nutrition, dietetics and science on triple j mornings with Lucy Smith.

Do magpies talk in their sleep? Can the moon get earthquakes? Is technology stunting our evolution?Dr Karl answers your science questions on triple j mornings with Lucy Smith.

What do spiders think about when they're sitting in their web awaiting their prey? How can you help your dog if it has separation anxiety? You have a cat that won't stop biting you. Why? And what can you do to stop it? This week we hone in on all your questions about pets and animals. Veterinary specialist and animal behaviour expert Dr Kersti Seksel joins Dr Karl on triple j mornings with Lucy Smith.

Why is wombat poo shaped like a cube? Does breakfast actually kickstart your metabolism? How much does your DNA determine your intelligence? Dr Karl answers your science questions on triple j mornings with Lucy Smith.

Is there any proof that Ivermectin combats COVID-19? Will life ever be the way it was before the pandemic? If the whole world was sprayed with disinfectant, would that kill off COVID-19?Host of Coronacast, Tegan Taylor joins Dr Karl to answer your COVID-19 questions on top of your regular science questions on triple j mornings with Lucy Smith.

Is vaping less damaging than cigarettes? When you hurt yourself, does 'rubbing it better' actually do anything to help? What's better for the environment? Being cremated or buried? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.

What would happen if we woke up one morning and the earth was spinning the other way? Can human beings improve their sense of smell? Do ear candles actually work? Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.