The Curiosity rover has uncovered the most diverse array of organic molecules ever found on Mars, including seven that had never been detected before on the red planet. These carbon-containing ...

NASA's Curiosity rover has discovered more building blocks of life on Mars after carrying out a chemistry experiment never before conducted on another planet, scientists said Tuesday. The organic ...

Mars Discovery Raises Compelling Questions: Life or Chemistry? Results from NASA’s Perseverance rover reveal organic molecules, unusual minerals, and intriguing rock textures inside Jezero Crater’s ...

GREENBELT, Md. – Lightning and gases from volcanic eruptions could have given rise to the first life on Earth, according to a new analysis of samples from a classic origin-of-life experiment by NASA ...

When a bone grows, our bodies’ proteins help provide the structure. When a muscle tears, proteins help rebuild it. When we fight an infection, transport oxygen in our blood or send messages to a cell, ...

In 1953, Stanley Miller and Harold Urey at the University of Chicago tried to re-create the early atmosphere of Earth to see if they could figure out how life came to be here on Earth. Their work ...

Building on the original Miller-Urey experiments, new work shows that some ingredients of the "primordial soup" came from a thoroughly unexpected place. The results may have implications for our ...

Several studies in recent years have found amino acids, some of the molecules that make up cell membranes, and other key pieces of the chemistry of life floating on grains of interstellar dust. But a ...