Why Aliens Might Skip Earth: Distances, Energy Costs, and the Fermi Paradox

To the point

Professor Carol Oliver says aliens may skip Earth because vast distances, energy costs, and fundamental physics limits make interstellar travel unlikely, Earth’s atmosphere could deter visitors, and our radio signals reach only a tiny fraction of the galaxy, helping explain the Fermi paradox.

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Far Less Developed: The Brutal Reason Advanced Aliens Are Intentionally Ignoring Earth
ibtimes.co.uk

Far Less Developed: The Brutal Reason Advanced Aliens Are Intentionally Ignoring Earth

A leading astrobiologist argues that advanced aliens may well exist but are likely giving Earth a miss, thanks to vast distances, brutal energy costs and our own hostile atmosphere.