IFLScience - Break It Down

A Two-Headed Fossil, 50/50 Spider, And World-First Butt Drag

October 10, 2025·32 min
Episode Description from the Publisher

This week on Break It Down: 3I/ATLAS is a 10 billion-year-old time capsule, a world-first fossil captures the moment a rock hyrax dragged its butt 126,000 years ago, a living person received a pig liver transplant for the first time, the “oldest human habit” might not be what it seems, a rare gynandromorph spider is a 50/50 wonder, and what is this prehistoric creature with two heads? We asked a dinosaur expert. So, sit back, relax, and let’s Break It Down… Links: 3I/ATLAS Butt drag fossil Trackways of fish leaving the ocean Pig liver transplant Oldest human habit 50/50 spider Two-headed fossil Sword Dragon of Dorset CURIOUS magazine What lives in Loch Ness? The Big Questions What’s all the fossa-bout?

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