Drake Equation
New Study Examines Cosmic Expansion, Leading to a New Drake Equation
In 1960, in preparation for the first SETI conference, Cornell astronomer Frank Drake formulated an equation to calculate the number…
New Study Suggests that Our Galaxy is Crowded or Empty. Both are Equally Terrifying!
Is there intelligent life in the Universe? And if so, just how common is it? Or perhaps the question should…
Plate Tectonics Might Only Occur on 0.003% of Planets. That Makes Earth Very Special Indeed.
Plate tectonics, oceans, and continents might just be the secret ingredients for complex life on Earth. And if these geological…
Did Earth’s Multicellular Life Depend on Plate Tectonics?
How did complex life emerge and evolve on the Earth and what does this mean for finding life beyond Earth?…
Does the Rise of AI Explain the Great Silence in the Universe?
Artificial Intelligence is making its presence felt in thousands of different ways. It helps scientists make sense of vast troves…
Some Intelligent Civilizations Will Be Trapped on their Worlds
Evolution has produced a wondrously diverse variety of lifeforms here on Earth. It just so happens that talking primates with…
Cosmic Dust Could Spread Life from World to World Across the Galaxy
Does life appear independently on different planets in the galaxy? Or does it spread from world to world? Or does…
If Earth is Average, We Should Find Extraterrestrial Life Within 60 Light-Years
A new study estimates that there could be 11,000 habitable planets within 100 parsecs of our Sun, the nearest being…
Penn State SETI Symposium Opens with Commemoration of Dr. Frank Drake
This year's Penn State SETI Summit kicked off with a a lecture on how history will remember SETI pioneer Frank…
Legendary Astronomer Frank Drake has Passed Away
Legendary astronomer Frank Drake has passed away at the age of 92. Known primarily for his Drake Equation -- an…