See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. NASA's Perseverance rover may have discovered signs of ancient life in ...

Alien life could be leaving a statistical signature detectable in the molecular data already collected by spacecraft, new ...

Researchers discovered that life leaves behind unique statistical patterns in molecules, potentially offering a new way to ...

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may ...

NASA's Curiosity rover has photographed extraordinary spiderweb-like formations on Mars that scientists believe could hold the key to ancient life on Mars ...

For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking for on other planets or moons? A new study, published in Nature Astronomy, ...

Curiosity rover’s discovery of a diverse set of organic molecules in a Mars rock sample strengthens evidence that the planet once had the chemistry needed to support life.

Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

Here's why these new results are so encouraging for scientists.