Tag Archives: extraterrestrial civilizations

The extraordinary low probability of intelligent life

Marc Defant gave a TEDx talk on the improbable events that had to happen in our planet’s history for us to eventually evolve, along with the implications for other intelligent life in the galaxy. I find a lot to agree … Continue reading

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The necessity of dexterity for civilization

Today’s SMBC highlights something about humanity that is often overlooked, something that any extraterrestrial intelligence that builds a civilization would have to have. Click through for hover-text and red button caption. Source: Saturday Morning Breakfast Cereal – The Mammal Conspiracy … Continue reading

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G-HAT (Glimpsing Heat from Alien Technologies)

For those interested in the post about finding advanced civilizations in other galaxies by their heat emissions, Paul Gilster at Centauri Dreams has a write up about the study, including links to additional material as well as the actual paper. I found that … Continue reading

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Searching for advanced civilizations in other galaxies: 50 possible candidates found?

At first, this article seems like a bit of a downer: Search for advanced civilizations beyond Earth finds nothing obvious in 100,000 galaxies — ScienceDaily. After searching 100,000 galaxies for signs of highly advanced life, a team of scientists has … Continue reading

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The faster interstellar travel is, the further away intelligent aliens are

Ethan Siegel has an excellent post up exploring the possibility of extraterrestrial civilizations. With hundreds of billions of stars (visible, above, in infrared wavelengths) in our galaxy alone, and literally trillions of planets around them, we have many, many chances … Continue reading

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