NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

Because oxygen-bearing sulfate minerals trap and preserve signals from Earth's atmosphere, scientists closely study how they ...

Ancient Martian life might be preserved in ice for millions of years, new research suggests. Experiments show pure ice acts ...

Recent sightings of interstellar comet 3I/ATLAS have sparked discussions of Jewish hopes and fears about extraterrestrial ...

Now, as detailed in a new paper published in the journal Geophysical Research Letters, Utrecht University Earth scientist ...

Blocks of frozen carbon dioxide sliding down Martian dunes may have carved the planet’s strange gullies, mimicking the work ...

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

For decades, when people have imagined alien life, their minds have drifted to Mars or distant exoplanets far beyond our […] ...

The tests also revealed that the ditches only develop on dunes with very fine, evenly sized sand grains. Coarser or more ...

Peggy Hollinger The planet Mars as imagined and read by science fiction writer Kim Stanley Robinson. Kim Stanley Robinson ...

Brian Lacki has released a set of three prepublication studies attempting to rationalize and measure the odds of a ...

The comet 3I/ATLAS, which many still believe to be a form of alien spacecraft, may reveal its origin as it passes behind the ...