Drake Equation

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?…

4 weeks ago

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…

2 months ago

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…

4 months ago

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…

4 months ago

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…

9 months ago

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…

10 months ago

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…

2 years ago

Maybe We Don’t Hear From Aliens Because They Choose To Go Silent

How will humanity meet its end? That's only a depressing question if you think that humanity will go on forever.…

2 years ago

Humanity Will Need to Survive About 400,000 Years if We Want any Chance of Hearing From an Alien Civilization

If there are so many galaxies, stars, and planets, where are all the aliens, and why haven't we heard from…

2 years ago

60 Years Later, is it Time to Update the Drake Equation?

On the 60th anniversary of the famous Drake Equation, a new study considers whether or not it is still of…

3 years ago