Black Holes
Another Way to Extract Energy From Black Holes?
Black holes are incredible powerhouses, but they might generate even more energy thanks to an unusual effect known as frame…
The Connection Between Black Holes and Dark Energy is Getting Stronger
The discovery of the accelerated expansion of the Universe has often been attributed to the force known as dark energy.…
The Milky Way’s Supermassive Black Hole Photo Might Need a Retake
Remember that amazing "first image" of Sagittarius A* (Sgr A) black hole at the heart of the Milky Way? Well,…
The First Triple Star System Found Containing a Black Hole
Triple star systems are very common in the universe, but now astronomers have found a system where one of the…
A Black Hole has Destroyed a Star, and Used the Wreckage to Pummel Another Star
Astronomers have discovered the telltale signature of a supermassive black hole that recently tore a star apart that came too…
Primordial Holes Could be Hiding in Planets, Asteroids, and Here on Earth
Small primordial black holes (PBHs) are one of the hot topics in astronomy and cosmology today. These hypothetical black holes…
Researchers Mimic Extracting Energy From Black Holes in the Lab
As black holes spin, they drag space-time along with them, and scientists have proposed that this could be a source…
Astronomers Find the Longest Black Hole Jets Ever Seen
Black holes often appear in science fiction movies, largely because elements of their existence are still a mystery. They have…
The Early Universe Had a Lot of Black Holes
The Hubble Deep Field and its successor, the Hubble Ultra-Deep Field, showed us how vast our Universe is and how it teems with galaxies…
A Star Was Kicked Out of a Globular Cluster by an Intermediate-Mass Black Hole
Astronomers have solid evidence for the existence of stellar-mass black holes and supermassive black holes. However, evidence for Intermediate Black…