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Astrobiology

What do scaling laws tell us about the biochemistry of life beyond Earth?

Humanity has always been intrigued with the possibility of life existing elsewhere in the universe. In 1977, NASA attached the Golden Record, a detailed account of humanity and Earth, onto the Voyager 1 and 2 space probes [1]. They intended for the records to be a way to share human knowledge with intelligent life forms that may stumble upon the space probes in interstellar ...

Our Newest Neighbors?

With numerous movies, TV shows, and books in popular culture depicting fascinating stories about alien visits to Earth, it is easy to simply regard the subject of extraterrestrial life forms as science fiction. However, recent discoveries are demonstrating that ideas about life outside of Earth may not be so far-fetched.