Dec 07 2023 37 mins
Recommended for ages 9+
Dr Karl, popular science communicator, answers some of of Australia's students burning questions - how much does the sky weigh? How does the multiverse work? How can lizards regrow body parts? Could you survive in a falling lift if you jump as it hits the ground? Dr Karl offers insights into these questions and more, plus shares his four messages of hope for the future.
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