The observable universe may hold a septillion stars, yet complex life could still be extraordinarily rare. If the Rare Earth Hypothesis is right, the silence from space may not be a paradox at all. - Space Daily

The observable universe may hold a septillion stars, yet complex life could still be extraordinarily rare. If the Rare Earth Hypothesis is right, the silence from space may not be a paradox at all. Space DailyThe great silence: why haven’t we found any aliens yet? The GuardianWhy we are searching for alien life all wrong, according to White House UAP Council Chair Avi Loeb WION