Astronomers pick up a mayday call from a star being ripped apart by a black hole 3.8 billion light-years from Earth.
13 billion light-years away, at the very edge of our observable universe, supermassive black holes lurk inside their galactic hosts, feeding.
A super-civilization might build black holes for numerous mega-engineering projects. Interstellar travel and colonization would be a natural spinoff.
It's time to think far outside of the box regarding our preconceptions of how to find extraterrestrial civilizations.
The Square Kilometer Array (SKA) will be the size of a continent and potentially turn our view of the Universe upside down.
Stable planetary orbits are theorized to exist inside black hole event horizons, sufficiently advanced lifeforms may live there too.
Bright blasts of radiation from the center of a galaxy 3.8 billion light-years from Earth are puzzling astronomers.
Weighing in at the equivalent of 6.6 billion of our suns, this behemoth is located in a galaxy that neighbors our own.
A small nearby dwarf galaxy is found to contain a surprisingly huge black hole, possibly solving a longstanding mystery.
Active black holes were at least 100 times more common 10 billion years ago. So what happened to these once ravenous monsters?