In the search for extraterrestrial intelligence (SETI), it is important to conceptualize how one might identify the existence of extraterrestrials. Such conceptualization informs SETI operations…
View More How do you classify extraterrestrial civilizations?
Astrobiology is a rapidly growing area of space science. It is characterized by interdisciplinarity, bringing together perspectives from various scientific fields. It also addresses one…
View More What is astrobiology and how does one enter the field?
Recently, an interstellar object named ‘Oumuamua entered our solar system. It was the first such observed object in recorded history. Scientists were thus already watching…
View More Mainstreaming SETI: ‘Oumuamua and Light-sails
“Where is everybody?” That is the question Enrico Fermi reportedly asked, summarizing the quandary: if the universe is so big, why haven’t we seen any aliens?…
View More Is Life on Other Planets?