The Culmination Of Two Million Years - 15 :

Creating a "second intelligence" that mirrors our own cognitive processes.

Today, we stand at the "culmination" of that single, transformative act. 15 : The Culmination of Two Million Years

We moved from muscle power to mechanical power. Creating a "second intelligence" that mirrors our own

By mastering fire, we "outsourced" our digestion, allowing more energy to fuel our growing brains. we "outsourced" our digestion

This title sounds like the climax of an epic history, likely referencing the roughly 2 million years since the genus Homo first appeared.

We moved beyond simple signals to complex syntax, allowing us to pass knowledge across generations—a process called cultural evolution . 2. The Great Acceleration