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Patricia Karvelas on RN Drive

Researchers discovered a previously unknown force in a mass extinction event 250 million years ago, and the lessons it teaches us today. In addition, science writer Zoe Kean's focus on the chemical reaction of itching and how to unravel the supersaurus skeleton may have confirmed that it is the longest dinosaur roaming on earth. ABC Science's popular science writer Zoe Kean (Zoe Kean)

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