#astrobiology

#astrobiology

"This is the first time, as far as I know, that anybody has done anything like this - generate a structure that has the properties of life from something, which is completely homogeneous at the chemical level and devoid of any similarity to natural life."

Citing the so-called "dark forest" hypothesis, Loeb and his colleagues suggest that 3I/ATLAS could theoretically provide evidence that we are not alone, and that our neighbors would do us harm.

When searching for alien intelligence, one must consider the methods used by humans, like intelligent radio broadcasts, planet-wide modifications, and artificial night illumination, to identify signatures of extraterrestrial life.

Nitrospirota, a prevalent archaeal phylum in the terrestrial subsurface, includes species that oxidize ammonia and reduce it to nitrite, serving as a defense mechanism.

The clouds of Venus, with their incredibly harsh acidic environments and nutrient scarcity, present unique challenges for potential aerial microbial life, leading to extensive speculation.