[astro-ph.IM] The Drake Equation is a thought experiment whose purpose is to understand the ingredients necessary for life and advanced technological civilizations to exist on other worlds in our galaxy.
intelligent life
Posted inAtmospheres, Climate, Weather, Habitable Zones, Intelligence & Language, Origin & Evolution of Life, SETI & Technosignatures, Status Report
A Reassessment Of The “hard-steps” Model For The Evolution Of Intelligent Life
According to the “hard-steps” model, the origin of humanity required “successful passage through a number of intermediate steps” (so-called “hard steps”) that were intrinsically improbable in the time available for […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Imaging & Spectroscopy, Intelligence & Language, Interstellar, Origin & Evolution of Life, People Of Astrobiology, Press Release, SETI & Technosignatures, Stellar Cartography
A New Model Calculates The Chances Of Intelligent Life Elsewhere
The chances of intelligent life emerging in our Universe – and in any hypothetical ones beyond it – can be estimated by a new theoretical model which has echoes of […]
Posted inBiosignatures & Paleobiology, Habitable Zones, Intelligence & Language, Origin & Evolution of Life, SETI & Technosignatures, Status Report
A Reassessment of the “Hard-steps” Model For The Evolution Of Intelligent Life
While there exist more contentious geochemical and molecular clock estimates for these steps that would place them each farther back in time, we have chosen the least controversial evidence to […]