• The Fermi Paradox - Wait But Why
• NASA on Twitter

Are We Alone?

Everything about extraterrestrial life.
by hugo - Sep 28th, 2015

The Fermi Paradox

The Fermi Paradox - Wait But Why
Scientists estimate that there are over 100,000 intelligent alien civilizations in our galaxy alone—but we've never heard anything from any of them. Here are 13 possible explanations for why.
00 0
00 0