Science legend Dr Karl Kruszelnicki joins Squiz Kids for a very special Q+A — answering questions sent in by curious kids from around Australia. From the size of the universe and whether aliens might exist, to why fish can’t breathe air, how dogs stay cool, and the mystery of where Dr Karl gets his bright shirts from… nothing is off limits.

Tune in to hear Dr Karl tackle big science questions, share his love of curiosity, and help Squiz Kids listeners understand how the world works.

For the full episode transcript, click here.

Learn more about Dr Karl at his website drkarl.com

Watch Dr Karl on YouTube