A hidden world of blue and black holes pockmarks the coastline and interior. Andros has 200 blue holes, the highest concentration in the world. Blue holes typically occur around limestone.

It's like a black hole but on earth. Scientists have identified what could potentially be the "deepest known blue hole" in the world -- which extends so far down that the bottom has not yet been ...

AIR AND SPACE Supermassive black hole devours a star, blasts its remains at Earth The jetted beam was initially red in color before it decayed over four days and changed to a blue hue ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

One of the most perplexing discoveries in modern astronomy has been finding supermassive black holes, some weighing billions ...

The jet, as you can see, is the wavy blue beam blasting out from the galactic core, home to the supermassive black hole (it has the mass of 5.4 billion suns). A Hubble view of a vibrant jet ...

Researchers have discovered that black holes engage in a cosmic dance and a star-lit meal to vibe with each other in a cosmic love story fit for Valentine's Day.

Astronomers have spotted a supermassive black hole ripping apart and devouring a star in colliding galaxies. It is only the second time a tidal disruption event has been seen in interacting galaxies.

A black hole is a region of spacetime where gravity is so intense that nothing, no matter how much energy it has, can escape.Inside the event horizon, gravity supersedes all other forces of nature.

Most spiral galaxies have a supermassive black hole lurking at its center. ... In the new image, the blue regions show the stellar distribution throughout the central region of Messier 106.