Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing themselves — and its key ingredient is a common amino acid that’s found in ...

A study from Cornell University discovered that a particular purple “light fingerprint” could be indicative of ...

Purple bacteria use infrared light for photosynthesis, offering a way to detect life on other planets through unique infrared signatures. Trump set to face a diplomatic intervention on Greenland in ...