The curious minds at What If imagine finally discovering alien life on Mars, exploring the scientific, cultural, and planetary ramifications.

Scientists have discovered astonishing microbial diversity deep beneath Earth's surface, which could have implications in the hunt for life on Mars. The study, published in Science Advances, examined ...

NASA’s Curiosity rover has discovered the largest organic molecules ever detected on Mars. Found inside a 3.7-billion-year-old rock from a dried-up lakebed, these long-chain carbon molecules raise new ...

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TL;DR: In May 2023, the ESA's ExoMars Trace Gas Orbiter sent an "alien signal" to Earth as part of an art project called "A Sign in Space," aimed at testing the process of deciphering potential alien ...

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Large carbon deposits have been found on Mars, suggesting it was once home to alien lifeforms. NASA’s Curiosity Rover discovered evidence of a carbon cycle below the Red Planet's surface. The find ...

The Mars Perseverance rover has been investigating the Jezero Crater and came across something that is not native to Mars at all. It is a meteorite that collided with the red planet. Though various ...

A new NASA-led study suggests that photosynthetic microbes could thrive in hidden bubbles of meltwater below patches of ice on Mars. This could be one of the easiest places to search for ...