The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

For generations, the question of whether life exists beyond Earth has captivated humanity. On Mars, faint traces in ancient ...

A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The ...

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

NASA's Perseverance robot, depicted here landing on the Martian dunes, used its cutting-edge cameras to image what could be the first evidence of life ever detected on Mars, opening the possibility ...

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

Scientists will gather today to debate where NASA should next land on Mars, as the American space agency prepares a new mission in its search for life on the Red Planet. The debate comes as NASA is ...

With the recent discovery of traces of what may or may not be or have been life on Mars, eyes are turning to another world in the solar system which might harbor extraterrestrial life. Old data from ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.