Dr Karl
View all

Triple J Science Questions

View all

Next up on the Radio

  • Wednesday 28th February 2018
    10:30 am - 11:00 am

    Dr Karl joins Nicole Dyer on ABC Gold Coast

  • Wednesday 28th February 2018
    11:00 am - 11:30 am

    Dr Karl joins David Bevan on ABC Adelaide

  • Wednesday 28th February 2018
    11:30 am - 12:00 pm

    Dr Karl joins Paula Tapiolis on ABC Townsville

  • Thursday 1st March 2018
    11:00 am - 12:00 pm

    Dr Karl joins Linda Marigliano on ABC Triple J Science Mornings


Latest Books

View all

Recent Articles & Stories

View all
Great Moments in Science

Can cows make strawberry-flavoured milk?

GREAT MOMENTS IN SCIENCE: If diary cows are what they eat, can changing what they eat change the flavour of milk? Dr Karl explores the wonders of milk.

Great Moments in Science

The physics of gravitational waves

GREAT MOMENTS IN SCIENCE: Gravitational waves distort the fabric of space-time. How? Gravity is geometry, explains Dr Karl.


Great Moments in Science

Sharing the scent of fear

GREAT MOMENTS IN SCIENCE: Fear can be catching, and it’s shared by smell. Dr Karl sniffs out what we know about the scent of fear.

Australian Geographic

Which way does water go down a drain?

Dr Karl investigates if water really drains anti-clockwise in the Northern Hemisphere and clockwise Down Under. DOES WATER EMPTY down a drain hole anti-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere? The answer is – kind of, and sometimes. As a cyclone moves away from the equator, it spins clockwise in the […]