expansion

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…

4 years ago

Astronomy Cast Ep. 402: Gravity Eyes: See The Invisible With The Force

What kinds of things can we see using gravity, that we may not otherwise be able to see? Pamela will…

6 years ago

How Are Galaxies Moving Away Faster Than Light?

So, how can galaxies be traveling faster than the speed of light when nothing can travel faster than light? I’m…

6 years ago

Is the Universe Dying?

Is our 13.8 billion year old universe actually in its death throes? Poor Universe, its demise announced right in it’s…

6 years ago

Will the Big Bang Go Backwards?

Will the Big Bang expansion eventually come to a stop over the course of infinite time and ultimately pull everything…

6 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…

7 years ago

Where Did the Big Bang Happen?

Imagine the Big Bang, and you're imagining an explosion. There must be come place we could travel in the Universe…

7 years ago

How Fast is the Universe Expanding?

The Universe is expanding, but how quickly is it expanding? How far away is everything getting from everything else? And…

7 years ago

Is Everything Actually Shrinking?

Whoa, here's something to think about. Maybe the Universe isn't expanding at all. Maybe everything is actually just shrinking, so…

7 years ago

Hearing the Early Universe’s Scream: Sloan Survey Announces New Findings

Imagine a single mission that would allow you to explore the Milky Way and beyond, investigating cosmic chemistry, hunting planets, mapping galactic…

7 years ago