Cosmic Microwave Background

The First Light in the Universe Helps Build a Dark Matter Map

The Atacama Cosmology Telescope (ACT) collaboration used years of cosmic microwave background data to create a new map of Dark…

12 months ago

Astronomers Make a New Map of all the Matter (and Dark Matter) in the Universe

There's a lot of matter in the Universe, but not all of it is visible to us. Matter is, essentially,…

1 year ago

Perhaps a Supervoid Doesn’t Explain the Mysterious CMB Cold Spot

For years cosmologists had thought that a strange feature appearing in the microwave sky, known as the CMB cold spot,…

1 year ago

Finally, an Explanation for the Cold Spot in the Cosmic Microwave Background

A new study by the Dark Energy Survey (DES) has confirmed the existence of a Supervoid, which could explain how…

2 years ago

New Observations Agree That the Universe is 13.77 Billion Years old

A new measure of the cosmic microwave background supports an older universe, and raises more problems for cosmology.

3 years ago

An Astronomer Checked to see if There’s a Secret Message in the Cosmic Microwave Background Radiation

One way to look for a message in the cosmic microwave background is to convert thermal fluctuations into a binary…

3 years ago

The Average Temperature of the Universe has Been Getting Hotter and Hotter

A recent study by an international team of scientists shows that the Universe is getting hotter (not cooler) with time!

3 years ago

New observations from the Planck mission don’t resolve anomalies like the CMB “cold spot”

A new analysis of Planck mission data has provided no new insights into the anomalies it detected, leaving the door…

5 years ago

What is the Cosmic Microwave Background?

For thousands of years, human being have been contemplating the Universe and seeking to determine its true extent. And whereas…

6 years ago