One possible answer to the Fermi Paradox suggests advanced civilizations actively prevent young species from contacting ...

For centuries, great thinkers have pondered why, given the hundreds of billions of planets in the galaxy, we have seen no compelling signs of intelligent life beyond Earth. Now, scientists are mulling ...

Why haven’t we seen alien civilizations, despite billions of planets? The Fermi Paradox asks this — and some answers are chilling. In this video, we explore one ...