🔬 Discovery

Primordial soup

Caldo primordial

Date
1924 · confidence high
Place
Moscow, Russia
Credited to
Alexander Oparin
Field
Life & health

What was discovered

A hypothesis on the origin of life proposing that, on the early Earth, carbon, hydrogen, water vapour and ammonia reacted to form the first organic compounds; proposed by Oparin in 1924 and by Haldane in 1929.

Also known as the Oparin–Haldane hypothesis; it gained credibility in 1953 with the Miller–Urey experiment.

What it led to

  • The Miller–Urey experiment (1953)
  • Modern research on the origin of life (abiogenesis)

Links

Sources✓ verified 2026-09-28