Cement nails, beached whales and red hair changing colour
Thursday 31st January 2019 9:01 am
Does cement make your nails grow? Are the hiccups hereditary? Why is the sound of a plane flying so loud when you’re outside it, but quiet when you’re inside it? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
© 2020 Karl S. Kruszelnicki Pty Ltd