We find out about the true nature of apple cores. They're not as innocent as they look. Plus, we ask how a ball can appear to move uphill. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

We find out about the true nature of apple cores. They're not as innocent as they look. Plus, we ask how a ball can appear to move uphill. Like this podcast? Please help us by supporting the Naked Scientists

We find out about the true nature of apple cores. They're not as innocent as they look. Plus, we ask how a ball can appear to move uphill. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

Are apple cores poisonous?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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Are apple cores poisonous?

Are apple cores poisonous?

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