Are We Alone?

save mix follow @hugo

• The Fermi Paradox - Wait But Why

• NASA on Twitter

Everything about extraterrestrial life.

by hugo - Sep 28th, 2015

09/28/2015

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.

waitbutwhy.com

00 0

10/06/2015

Water! Strong evidence that liquid water flows on present-day Mars. Details: http://t.co/0MW11SANwL #MarsAnnouncement pic.twitter.com/JNksawz2iN
— NASA (@NASA) September 28, 2015

00 0