Search for Life

Why Lava Tubes Should be Our Top Exploration Priority on Other Worlds

When magma comes out of the Earth onto the surface, it flows as lava. Those lava flows are fascinating to…

4 weeks ago

Deep Down in Ocean Worlds, it’s Difficult to Tell Where the Oceans End and the Rock Begins

We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…

1 month ago

Worlds With Hydrogen in Their Atmospheres Could Be the Perfect Place to Search for Life

We're waiting patiently for telescopes like the James Webb Space Telescope to see first light, and one of the reasons…

3 months ago

A NASA Panel Says We Don’t Need to be so Careful About Infecting Other Worlds

It's time to update the rules. That's the conclusion of a panel that examined NASA's rules for planetary protection. It…

10 months ago

A Jarful of Titan Could Teach Us A Lot About Life There, and Here On Earth

Titan is a distant, exotic, and dangerous world. It's frigid temperatures and hydrocarbon chemistry is like nothing else in the…

1 year ago

Saltwater Similar to the Earth’s Oceans has been Seen on Europa. Another Good Reason Why We Really Need to Visit This Place

Jupiter's moon Europa is an intriguing world. It's the smoothest body in the Solar System, and the sixth-largest moon in…

1 year ago

A Nuclear-Powered Tunneling Robot that Could Search for Life on Europa

The search for life has led astronomers to the icy moons in our Solar System. Among those moons, Europa has…

2 years ago

There’s a Surprising Amount of Life Deep Inside the Earth. Hundreds of Times More Mass than All of Humanity

Scientists with the Deep Carbon Observatory (DCO) are transforming our understanding of life deep inside the Earth, and maybe on…

2 years ago

Technosignatures are NASA’s New Target for Detecting Other Civilizations in Space. Wait. What’s a Technosignature?

A NASA workshop on Technosignatures paves the way for a new approach to the search for intelligent life.

2 years ago

How Badly Will Humanity Freak Out if We Discover Alien Life?

Scientists at Arizona State University wanted to find out what peoples' reactions would be to the announcement of the discovery…

2 years ago