Scientists find anti-aging secrets in a 194-year-old tortoise
Quirks and Quarks

Scientists find anti-aging secrets in a 194-year-old tortoise

B2Upper-intermediateOctober 16, 202654 min
  • Science

DNA samples from the oldest living land animal show how good genes and limited biochemical wear and tear have given a giant tortoise named Jonathan an extended lifespan. The genetic switches that control the genes for DNA repair and metabolism more closely matched his much younger relatives. Also today: What fossilized vomit reveals about ancient sea monstersMeet the Nobel-winning physicist who hunts for ghost particles at the South PoleWhat Jonathan, the 194-year-old tortoise, can teach us about defying deathNuclear clocks begin ticking — and could become the world’s most precise timekeepers For more i...

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This October celebrates spooky season with CBC podcasts. On Satanic Panic, hear how a tiny Saskatchewan town was engulfed by false accusations of ritual abuse. On The Devil You Know, listen as host Sarah Marshall traces the story of how that moral panic swept North America and embedded itself in pop culture. Or if you prefer some laughs with your

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scares, check out Let's Make a Horror, where three comedians try to learn how to make a horror movie, then take a stab creating their own. Satanic Panic, The Devil You Know, Let's Make a Horror. Available now, wherever you get your podcasts.

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This is a CBC Podcast. Hi, I'm Bob McDonald. Welcome to Quirks and Quirks. On this week's show, anti-aging secrets from the DNA

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