Black Holes

There are 6×10^80 Bits of Information in the Observable Universe

A new study based on Information Theory has produced the first estimate on just how much data is encoded in…

6 days ago

Next Generation Telescopes Could Detect the Direct Collapse of Enormous Black Holes Near the Beginning of Time

The first black holes to appear in the universe may have formed from the direct collapse of gas. When they…

2 weeks ago

Gravitational-Wave Observatories Should be Able to Detect Primordial Black Hole Mergers, if They’re out There

The tumultuous era of the big bang may have been chaotic enough to flood the universe with primordial black holes.…

2 weeks ago

One Star Could Answer Many Unsolved Questions About Black Holes

A supermassive black hole (SMBH) likely resides at the center of the Milky Way, and in the centers of other…

3 weeks ago

Astronomers Have a new way to Measure the Mass of Supermassive Black Holes

Even the most supermassive of the supermassive black holes aren't very large, making it extremely difficult to measure their sizes.…

3 weeks ago

Astronomers Might use Pulsars to First Detect Merging Supermassive Black Holes

Astronomers have been using gravitational waves to detect merging black holes for years now, but may have to rely on…

3 weeks ago

Even the Quiet Supermassive Black Holes are Blasting out Neutrinos and Gamma Rays

Is there anywhere in the Universe where we can escape from radiation? Certainly not here on Earth. And not in…

4 weeks ago

Astronomers Discover an Intermediate-Mass Black Hole as it Destroys a Star

Supermassive black holes (SMBH) reside in the center of galaxies like the Milky Way. They are mind-bogglingly massive, ranging from…

1 month ago

We Knew Black Holes Have a Temperature. It Turns out They Also Have a Pressure

Black holes have a pressure as well as a temperature, thanks to the thermodynamics of quantum gravity.

1 month ago

In Addition to Gravitational Waves, is There any way to Detect Merging Black Holes

If two black holes merge in the middle of space, and nobody's around to see it, does it really happen?…

1 month ago