Assessing Extraterrestrial Life: Meteorites, Space Missions, and the Chemistry of Life's Building Blocks

To the point

A study led by Seyed Sina Seyedpour Layalestani argues that ancient space rocks and space missions reveal the chemical ingredients of life beyond Earth, but there is still no confirmed life or intelligent civilizations, and artificial intelligence could help distinguish biology from non-biological chemistry and look for biosignatures on distant worlds.

What Seven Decades of Hunting for Aliens Tells Us
universetoday.com

What Seven Decades of Hunting for Aliens Tells Us

Seven billion year old meteorites carrying DNA building blocks. Frozen water on Mars. Amino acids floating in interstellar dust clouds. After seventy years of searching, weve found the ingredients for life scattered throughout the universe but have we found life itself? A new review examines every major claim of extraterrestrial life, from ancient space rocks to UFO sightings, revealing what the evidence actually supports and where wishful thinking has filled the gaps.