SETI
Astronomers Scan the Center of the Milky Way for Any Sign of Intelligent Civilizations. Nothing but Silence.
Are there civilizations somewhere else in the Universe? Somewhere else in the Milky Way? That's one of our overarching questions,…
What is the Arecibo Message?
In 1974, the famous Arecibo Message was sent into space, humanity's first and only attempt at messaging extraterrestrial intelligence.
A New Way to Detect Alien Megastructures
How do you power a super advanced alien civilization? Soak up a star. We harness the power of the Sun…
NASA is Getting Serious About the Search for Life in the Universe
Frameworks are a valuable tool in science. They give context to sometimes abstract concepts such as “how powerful can an…
The Radio Signal From Proxima Centauri Came From Earth After All
Turns out we were hearing ourselves! Earth can be a noisy place when listening to stars. Late last year, a…
Beyond “Fermi’s Paradox” XVII: What is the “SETI-Paradox” Hypothesis?
Another reason we haven't heard from aliens is that the possibility that every everyone is listening, but nobody's messaging!
If Aliens Are Out There, We’ll Meet Them in a Few Hundred Million Years
A new study indicates that aliens are probably out there, occupying half of the Universe, and we'll likely meet them…
We’ll Have to Wait About 3,000 Years for a Reply From Intelligent Civilizations
According to a new study by Harvard Professor Loeb and Amir Siraj, it would around 3000 years to hear a…
A New Plan to Search for Extraterrestrial Artifacts at Earth and Across the Solar System
Professor Avi Loeb has announced a new project that will search for 'Oumuamua-like objects in our Solar System, which could…
The Center of the Milky Way is the Most Likely Place to Find a Galactic Civilization
Aim for the Center The Milky Way is 13 BILLION years old. Some of our Galaxy's oldest stars were born…