How can we identify stars likely to host planets suitable for life? This question has long motivated astronomers, and an ...
“If history is any guide, then perhaps the first signatures of extraterrestrial intelligence will too be highly atypical, ‘loud’ examples of their broader class.” In that line from The Eschatian ...
All five of the canonical nucleobases – the underpinnings of DNA, RNA and life on Earth – have been found in samples from the ...
Samples from the asteroid Ryugu revealed all five genetic nucleobases, suggesting the building blocks for life existed in ...