Does the Fermi Paradox keep you up at night? Have you ever wondered if humanity is the only technologically advanced species in the observable universe? Are the FAZA actually going to invade!?!?! I know, really scary questions. 🙂
To give it some serious thought: given the universe’s 13.7 billion year age, the number of galaxies in it, the number of known and estimated planets in the habitable zone of stars in our Milky Way Galaxy, the speed at which single cell and multi-cellular life started on Earth, how soon intelligent and tool-using organisms developed on Earth, and given how long technological human civilization has been around (and assuming we don’t destroy ourselves, there’s the potential humanity will become interplanetary and interstellar), scientists like Enrico Fermi have wondered, where is everyone?
Let’s learn more from one of my favorite YouTube Channels, PBS Spacetime.