From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The faraway moon has 'a slushy high-pressure ice layer' similar to the melting Arctic that could hide extraterrestrial life.

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

For decades, scientists have scoured the skies and planetary surfaces for evidence that life might exist beyond Earth. New ...

Researchers have pushed back on NASA's claims that 3I/ATLAS is an ordinary comet, just hours before it makes its closest ...

Discovered in early 2025 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) survey, 3I/ATLAS hails from outside our solar system, much like its predecessors 'Oumuamua (1I/2017 U1) and ...

What is essential for this problem is a global consciousness [...] that transcends our exclusive identifications with the generational and political groupings into which by accident we have been born.

As the world's largest radio/radar telescope when it was commissioned in 1963, the Arecibo Observatory saw countless firsts, from revealing the ...

Humanity has sent into space everything from lightsabers and Tesla Roadsters to golden records and entire digital genetic ...

This third confirmed interstellar comet to enter our neighborhood has captivated astronomers and sparked debate within the scientific community. NASA ...