Dr Karl
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Triple J Science Questions

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Next up on the Radio

  • Thursday 21st September 2017
    11:00 am - 12:00 pm

    Dr Karl joins Zan Rowe on ABC Triple J Science on Mornings

  • Thursday 21st September 2017
    12:00 pm - 1:00 pm

    Dr Karl joins Rhod Sharp on BBC Radio 5 Live

  • Wednesday 27th September 2017
    9:30 am - 10:00 am

    Dr Karl joins Nicole Dyer on ABC Gold Coast

  • Wednesday 27th September 2017
    10:30 am - 11:00 am

    Dr Karl joins Paula Tapiolis on ABC Townsville


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Great Moments in Science

How lightning happens: a step-by-step guide

GREAT MOMENTS IN SCIENCE: It takes a unique series of weather factors to create the awesome power of lightning, explains Dr Karl.

global warming oceans Great Moments in Science

Global warming: oceans hide the heat

GREAT MOMENTS IN SCIENCE: When it comes to storing heat, water is much more effective than air. Dr Karl explains why.


Great Moments in Science

Fly eyes inspire solar panels

GREAT MOMENTS IN SCIENCE: The eye of a 45-million-year-old fly can increase the power output of a solar panel by 10 per cent. Dr Karl is inspired by how an ancient insect helped solve a modern problem.

Great Moments in Science

Emoji lords to release 67 new symbols

GREAT MOMENTS IN SCIENCE: If you love smiley faces you’ll weep tears of joy about the news we’re about to get more emojis! Dr Karl reveals who holds the ultimate emoji power.