alien life

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…

11 months ago

How Much Life Would Be Required to Create the Phosphine Signal on Venus?

A Biosignature Last week, an incredible announcement was made about the search for extraterrestrial life: Phosphine gas detected in the…

2 years ago

Galaxies Like the Milky Way are the Best for Life

A new study indicates that, contrary to what has been previously argued, galaxies like our own may be the most…

2 years ago

What About a Mission to Titan?

Europa is fine and all, but where we really need to go is Saturn's moon Titan. Let's look at some…

6 years ago

What Did Cassini Teach Us?

In just a few months, NASA's Cassini spacecraft is going to die, crashing into the planet Saturn. Let's look back…

6 years ago

Is There Life on Mars?

You know what would be exciting? Finding life on Mars. What is the best evidence we’ve seen for life on…

6 years ago

What Are Alien Megastructures?

Did scientists find a giant alien structure around KIC 8462852? Probably not, but if they did, what would these structures…

7 years ago

Why Don’t We Search for Different Life?

If we really want to find life on other worlds, why do we keep looking for life based on carbon…

8 years ago

Are Intelligent Civilizations Doomed?

One answer to the Fermi Paradox is the idea of the Great Filter; the possibility that something wipes out 100%…

8 years ago

Discovered: Two New Planets for Kapteyn’s Star

The exoplanet discoveries have been coming fast and furious this week, as astronomers announced a new set of curious worlds…

8 years ago