biosignatures

It’s Not Conclusive, But Methane is Probably the Best Sign of Life on Exoplanets

When the James Webb Space Telescope aims at exoplanet atmospheres, it'll use spectroscopy to identify chemical elements. One of the…

4 months ago

Next Generation Telescopes Could Search for Intelligent Civilizations Directly

We're still in the early days of searching for life elsewhere. The Perseverance rover is on its way to a…

5 months ago

Machine Learning Will be one of the Best Ways to Identify Habitable Exoplanets

A new study has shown how machine learning will aid next-generation telescopes in the search for water on exoplanets.

5 months ago

NASA and HeroX are Crowdsourcing the Search for Life on Mars

NASA and HeroX have launched the Mars Spectrometry Challenge, which will reward a total of $30,000 for new ideas on…

6 months ago

Is That a Fossil on Mars? Non-Biological Deposits can Mimic Organic Structures

There's nothing easy about searching for evidence of life on Mars. Not only do we somehow have to land a…

9 months ago

The Best Evidence for Life on Mars Might be Found on its Moons

The search for Martian life has been ongoing for decades.  Various landers and rovers have searched for biosignatures or other…

12 months ago

Micrometeorites Churn up the Surface of Europa. If you Want to Find Life, You’ll Need to dig Down a Meter or So

According to new research, impact craters caused by micrometeorites are the best place to look for evidence that life exists…

1 year ago

New Technique to Search for Life, Whether or not it’s Similar to Earth Life

A new tool for measuring the complexity of molecules is able to identify those that must have formed in the…

1 year ago

Researchers Develop a new Framework for Searching for Biosignatures

Planning ahead is something astronomy and space exploration excels at.  Decadal surveys and years of engineering effort for missions give…

1 year ago

The Same Technology Could Search for Microbes in Mars Rocks or Under the ice on Europa

NASA's SHERLOC and WATSON, two spectrometers designed to look for biosignatures, could answer if there's life on Mars on inside…

1 year ago