extraterrestrial
How ‘alien genetics’ would change our understanding of life, biology and evolution
While we await our first contact with alien life, scientists investigate possible scenarios for extraterrestrial biology ...
Alien signal or damp squib? Rio 2.0 scale promises to help judge
When a team of Russian astronomers reported in 2015 that a telescope in the Caucasus region had intercepted a mysterious ...
Extraterrestrial life may have different chemistry, but evolutionary forces will be Earth-like
If the forces of natural selection have shaped the development of life on Earth, there's no reason to believe those ...
Where should scientists focus search for extraterrestrial intelligence?
As scientists continue to probe the far-reaches of the universe for other intelligent beings, some are suggesting we switch our ...