Extraterrestrial
Do Planets Have the Raw Ingredients for Life? The Answer is in their Stars
Finding planets that already have, or have the ingredients for intelligent life is a real challenge. It is exciting that…
The Rugged Desert Moss Best Equipped to Survive on Mars
For decades, we have seen Mars as a desolate landscape devoid of any signs of life. Attempt to identify ways…
Could Alien Solar Panels Be Technosignatures?
If alien technological civilizations exist, they almost certainly use solar energy. Along with wind, it's the cleanest, most accessible form…
Astronomers are on the Hunt for Dyson Spheres
There's something poetic about humanity's attempt to detect other civilizations somewhere in the Milky Way's expanse. There's also something futile…
An AI Simulated Interactions Between Different Kinds of Advanced Civilizations
The possibility for life beyond the Earth has captivated us for hundreds of years. It has been on the mind…
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…
Can Alien Civilizations Detect Humanity?
One of the fascinating things about being a human in this age is that we can do more than wonder…
Since Aliens Obey the Laws of Physics, Can We Guess What They Look Like?
Since time immemorial, humans have gazed up at the stars and wondered if we’re alone in the universe. We have…
Could We Find Aliens Terraforming Other Worlds?
The first early humans to use fire had no inkling of what it would lead to. Fire was one of…
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…