cosmic inflation
New Telescopes to Study the Aftermath of the Big Bang
The NSF just awarded researchers at UChicago to start developing the CMB-S4 experiment, which will map the earliest moments of…
Astronomers Could Detect Gravitational Waves by Tracking the Moon's Orbit Around the Earth
Detecting gravitational waves by observing the Moon's motion could help solve one of the greatest mysteries in cosmology.
Primordial Gravitational Waves Continue to Elude Astronomers
New observations put further constraints on primordial gravitational waves, but still haven't found them yet.
What Happened Moments After the Big Bang?
New experiments in particle physics yield surprising results about the earliest matter in the universe.
Next Generation Gravitational Wave Detectors Should be Able to see the Primordial Waves From the Big Bang
Underneath all the gravitational waves we see are faint primordial waves. If we can detect them, it could change our…
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…
If There is a Multiverse, Can There be Life There Too?
In a series of new studies, an international team of researchers found that if we live in a multiverse, it…
Gravitational Astronomy? How Detecting Gravitational Waves Changes Everything
We’ve now had multiple detections of gravitational waves, opening up a whole new field: gravitational astronomy. We talk about the…
What Was Cosmic Inflation? The Quest to Understand the Earliest Universe
The Big Bang was a tremendous theory, but it had a few problems. In 1980 Alan Guth developed the revolutionary…
The Universe
Measuring about 91 billion light years in diameter and being 13.8 billion years old, the Universe encompasses all matter, energy,…