Science 9 sources · today 9 articles

Jonathan the Tortoise's First Genome Study Offers Clues to His Longevity

Scientists studying the 194-year-old tortoise have identified DNA repair systems and stable gene regulators that may help explain his longevity, though implications for human aging remain uncertain.

Read the full story → · Latest coverage 7 Oct 2026, 9:20 pm UTC

Key moments · 4

Mouth sample provides material for Jonathan's genetic investigation

Discover Magazine ↗

Scientists sequence Jonathan's genome for the first time

The New York Times ↗

Genome investigation identifies exceptional DNA repair systems

New Scientist ↗

Researchers report stable gene switches linked to aging resistance

Phys.org ↗

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9 articles

  1. At 194, a 450-Pound Tortoise Is the Oldest Living Land Animal, and its DNA May Help Explain Why
    Discover Magazine
  2. Scientists discover the genetic secrets that may have helped Jonathan the tortoise live to 194 years old
    Live Science
  3. A 194-year-old tortoise, world's oldest land animal, may hold clues to longer life
    World News CNA
  4. 194-year-old tortoise reveals stable gene switches that may help resist aging
    Phys.org
  5. ‘Jonathan’ Is the Oldest Land Animal on Earth. He Could Hold the Secrets to Defying Death
    Technology