These characteristics distinguish potential alien signals from natural astrophysical ... This comprehensive search revealed eight previously undetected signals exhibiting characteristics ...

The Alien franchise spans millennia, weaving a complex narrative that begins in Earth’s distant past and extends far into the ...

So the odds that we will overlap in time and space with a detectable alien civilization don't seem great. There is probably no single solution to the Fermi Paradox The "great silence" is the idea ...

But given the age and vastness of the universe, a different question has long puzzled some scientists: why haven't we already come in contact with aliens? "Where is everybody?" Enrico Fermi asked ...