redshift
What Are Cosmic Voids?
We talked about the biggest structures in the Universe, but what about the opposite? The biggest empty spaces in the…
Behold The Distant Universe!
At the annual National Astronomy Meeting, members of the Ultra Deep Survey (UDS) team shared images that are the deepest…
Japanese 3D Galaxy Map Confirms Einstein Was One Smart Dude
Using the largest 3-D map of the Universe to date, an team of researchers has shown that Einstein's theory of…
Astronomy Cast Ep. 412: The Color of the Universe
What color is the Universe? Turns out this isn't a simple question, and one that scientists have really been unable…
New Lenses To Help In The Hunt For Dark Energy
With the arrival of two special lenses, the Dark Energy Spectroscopic Instrument (DESI) is on its way to exploring the…
Farthest Galaxy Ever Seen Viewed By Hubble Telescope
Using Hubble, an international team of astronomers just observed the farthest galaxy ever seen in the universe, shattering the previous…
Missing Matter Found! Fast Radio Bursts Confirm Cosmological Model
By measuring a fast radio burst (FRB) coming from space, a team of CSIRO scientists claims to have accounted for…
What is the Black Hole Information Paradox?
Have you heard that black holes destroy any information that goes into them? Why is this such a big problem…
How Can Space Travel Faster Than The Speed Of Light?
Cosmologists are intellectual time travelers. Looking back over billions of years, these scientists are able to trace the evolution of…
How Big is the Universe?
The Universe is big, but how big is it? That all depends on whether the Universe is finite or infinite.…