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Triple J Science Questions

Science with Dr Karl

Next up on the Radio

Thursday 10th July 2025
11:00 am - 12:00 pm
Dr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 10th July 2025
2:00 pm - 2:30 pm
Dr Karl joins Joel Rheinberger on ABC Hobart
Thursday 10th July 2025
2:30 pm - 3:00 pm
Dr Karl joins Alice Matthews on ABC Canberra
Thursday 10th July 2025
2:30 pm - 3:00 pm
Dr Karl joins Jess Ong on ABC Darwin

Latest Books

A Periodic Tale: My Sciencey Memoir

Dr Karl's Little Book of Climate Change Science

Dr Karl’s Little Book of Climate Change Science

Dr Karl’s Surfing Safari Through Science

Dr Karl’s Random Road Trip Through Science

Vital Science

Karl The Universe and Everything

Recent Articles & Stories

Great Moments in Science

Fish boot camp

Why are scientists exercising fish … with a coffee plunger?

Uncategorized

Jealously, falling off escalators and wobbly pens

Does fruit taste sweeter in the fridge? Are seagulls telepathic? Can indoor plants help with our air quality?

Great Moments in Science

Easter and the Equinox

Easter Sunday can fall in March or April, but the date is definitely not random.

Great Moments in Science

The a-b-c of hepatitis – part 2

Could we really rid the world of Hepatitis C?

Find Karl on Instagram

Catch me & a stellar line-up of scientists and com

Catch me & a stellar line-up of scientists and comedians in The STEAM Room show this Thursday 4 May @Enmore_Theatre, @sydneycomedyfestival. Laugh, learn and laugh some more. ♨️ 😂
Grab tix here 👉 bit.ly/40S9QXf

Do bees have knees? The answer is a mix of Entomol

Do bees have knees? The answer is a mix of Entomology and Etyomology.

How often are you washing your sheets? Science say

How often are you washing your sheets? Science says probably not enough!

March 2, 2023, Sydney WorldPride, @dralicemotion T

March 2, 2023, Sydney WorldPride, @dralicemotion Triple J guest on Science Hour with @lcysmth . Alice has Chemistry knowledge that I don’t have - Hoorah!

Instagram post 17873725064836192

Instagram post 17873725064836192

Lucy Smith and I after the Triple J show today

Lucy Smith and I after the Triple J show today

Instagram post 17952747620428118

Instagram post 17952747620428118

The average person farts about 1.5 litres/day. How

The average person farts about 1.5 litres/day. How much Mass (not weight, my bad, I made a mistake) do you lose?

Come and join me for 'Great Moments in Dog Science

Come and join me for 'Great Moments in Dog Science – The Top 5 Things You Didn’t Know About Your Pooch!' followed by an interactive Q&A with Dr Katrina Warren, Kelly Gill and the WONDERDOGS, and new Bondi Vet, Dr Danni Dusek.

They'll be book signings too.✍️

October 14-16, Melbourne Convention and Exhibition Centre. Tickets are limited - so get booking!
👉 https://bit.ly/3RNyoMF
🐶

RESCHEDULE: Presenting a jam-packed hour of amazin

RESCHEDULE: Presenting a jam-packed hour of amazing ideas, incredible facts, loud shirts, and hilarious anecdotes, this is Dr Karl like you've never seen him before - don't miss out. #BelatedScienceWeek2022
Note this show is 16+.
Tickets 👇
bit.ly/ComedyStoreDrKarl