Life Existed on Mars? NASA Rover Finds Possible Signs After Organic Compounds Detected in Rocks

While these could be biosignatures, they might also result from chemical reactions. Further analysis, including studying collected samples, is crucial to confirm if these formations are evidence of ... Read More

Scientists detected a potential biosignature on Mars – an astrobiologist explains what these traces of life are, and how researchers figure out their source

A biosignature is any characteristic, element, molecule, substance or feature that serves as evidence for past or present life. It must be something that cannot be produced without life. Some examples ... Read More

NASA Discovers ‘Clearest Sign’ Yet of Ancient Life on Mars in a Rock Studied by the Perseverance Rover

Minerals in the rock might have been produced by microbes in chemical reactions, but researchers say they’ll need to examine the sample more closely to know for sure ... Read More

NASA Perseverance Rover’s Stunning Find May Be Mars’ First Sign of Life

This animation depicts water disappearing over time in the Martian river valley Neretva Vallis, where NASA’s Perseverance Mars takes the rock sample named “Sapphire Canyon” from a rock called “Cheyava ... Read More

Mars rock contains "clearest sign" yet of potential past life on Red Planet

NASA's Perseverance Mars has uncovered unusual features in rocks that suggest there may have once been life on the Red Planet, according to a new study. Why it matters: This discovery "is the closest ... Read More

Texas A&M researcher helped NASA discover potential signs of past life on Mars

Texas A&M University geologist Mike Tice was on the international team of scientists that analyzed data from NASA's Perseverance rover that found a potential sign of past microbial life on Mars. Read More

Signs of recent life on Mars could be detected using new simple test

A Ph.D. student and his supervisor have developed a simple way to test for active life on Mars and other planets using equipment already on the Mars Curiosity rover and planned for future use on the ... Read More