If we ever detect an Extraterrestrial Civilization (ETC) and start communicating with them, the messages could take years, decades, or…
According to a new study by Harvard Professor Loeb and Amir Siraj, it would around 3000 years to hear a…
In a new study, a pair of Harvard astrophysicists did the math on whether or not BLC1 is an extraterrestrial…
[/caption] Greeting cards in space... We've certainly sent our share of them, haven't we? So if humankind is foresighted enough…