Silurian: Traces of an Industrial Civilization Before Humanity
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?
⬛ CONFIDENTIAL nhat141210/data 8/17/2026 1 min read
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?
In 2018, Gavin Schmidt of NASA's Goddard Institute for Space Studies and astronomer Adam Frank published a study with a startling name: the Silurian Hypothesis. They did not claim to have found Silurians; they asked a harder question: if an industrial civilization existed tens of millions of years ago, what trace of it would the Earth still hold today?