Dr Karl
Dr Karl on TikTok!
View all

Triple J Science with Dr Karl

Triple J Science with Dr Karl
View all

Next up on the Radio

  • Thursday 10th September 2026
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide

  • Thursday 10th September 2026
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings

  • Thursday 10th September 2026
    2:30 pm - 3:00 pm

    Dr Karl joins Alice Matthews on ABC Canberra

  • Thursday 10th September 2026
    2:30 pm - 3:00 pm

    Dr Karl joins Jess Ong on ABC Darwin


Latest Books

View all

Recent Articles & Stories

View all
Uncategorized

Creating gold, clicking and skin flaps

Are there different species of humans? Is the earth getting heavier? Why can i put my dreams on hold? Dr Karl answers these questions and more, with guest host Karla Ranby on triple j Mornings.

Uncategorized

Observable universe, new elements and black holes

Dr Karl is away for the month, so science journalist Bianca Nogrady is stepping in to be your science sherpa on triple j. And joining her today was Dr Jess Bloom, astrophysicist from the University of Sydney.


Uncategorized

Hot and cold breath, tilting dog heads and an infuriating itch

Why shouldn’t we eat our own poo? Why do bruises change colour? And the lady who literally picked her brain

Uncategorized

Celebrating 30 years of science talkback with Dr Karl

Previous ‘Mornings’ presenters drop by to share their favourite Dr Karl moments from the last 30 years on triplej. Plus: Karl’s favourite organ; his first comments on radio re-enacted; and the five most-common science questions asked by listeners.