Devin Katayama

But it was the perfect laboratory for Medzhnikov.

But it was the perfect laboratory for Medzhnikov.

Even in a miserable place like Salpêtrière, people wanted to live longer.

Even in a miserable place like Salpêtrière, people wanted to live longer.

Even in a miserable place like Salpêtrière, people wanted to live longer.

Metchnikoff came to believe that aging was a disease. And he was sure that science could cure it. He envisioned a utopic future where medicine could prolong life up to 150 years. At that age, he thought, the death instinct would finally appear. So he went all in.

Metchnikoff came to believe that aging was a disease. And he was sure that science could cure it. He envisioned a utopic future where medicine could prolong life up to 150 years. At that age, he thought, the death instinct would finally appear. So he went all in.

Metchnikoff came to believe that aging was a disease. And he was sure that science could cure it. He envisioned a utopic future where medicine could prolong life up to 150 years. At that age, he thought, the death instinct would finally appear. So he went all in.

Coming up, Metchnikoff heads back to the lab with a new mission, to extend human life to 150 years.

Coming up, Metchnikoff heads back to the lab with a new mission, to extend human life to 150 years.

Coming up, Metchnikoff heads back to the lab with a new mission, to extend human life to 150 years.

In his 20s, Eli Metchnikoff had been visited by death.

In his 20s, Eli Metchnikoff had been visited by death.

In his 20s, Eli Metchnikoff had been visited by death.

This sent Metchnikoff into a deep depression. And then a decade later, he went through it again.

This sent Metchnikoff into a deep depression. And then a decade later, he went through it again.

This sent Metchnikoff into a deep depression. And then a decade later, he went through it again.

And this changed everything for Metchnikov.

And this changed everything for Metchnikov.

And this changed everything for Metchnikov.