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The Miller-Urey Experiment
- In the 1950s, Harold Urey envisioned early Earth as a hot world with oceans, volcanoes, and gases like ammonia and methane.
- His student, Stanley Miller, experimentally recreated this environment, leading to a groundbreaking discovery.
The Essence of Life
- Every living thing on Earth is made of cells, which consist of atoms, molecules, and chemical reactions.
- The fundamental question arises: What makes these components alive?
Cellular Complexity
- Modern cells are incredibly complex, with intertwined systems that are difficult to replicate.
- Origin-of-life researchers believe the first cells were much simpler.