redshift

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…

8 years ago

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…

8 years ago

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…

8 years ago

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…

8 years ago

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…

8 years ago

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…

8 years ago

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…

9 years ago

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.…

10 years ago

What Is A Quasar?

I love it when scientists discover something unusual in nature. They have no idea what it is, and then over…

11 years ago

How To Measure the Universe

Measuring distance doesn't sound like a very challenging thing to do -- just pick your standard unit of choice and…

12 years ago