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…

3 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…

1 year 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…

5 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…

5 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…

5 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…

6 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…

7 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%…

7 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