new model of the universe tagged posts

Growing evidence for evolving dark energy could inspire a new model of the universe

Big bang expansion
The Big Bang started around 13.8 billion years ago. Diagram: NASA

The birth, growth and future of our universe are eternally fascinating. In the last decades, telescopes have been able to observe the skies with unprecedented precision and sensitivity.

Our research team on the South Pole Telescope is studying how the universe evolved and has changed over time. We have just released two years’ worth of mapping of the infant universe over 1/25th of the sky.

These observations have sharpened our understanding of the nature of dark energy and the rate at which the universe is expanding.

What is the current theory of how our universe began?
Our current model for the early universe is known as the “hot Big Bang.”

It describes the first stage of our universe as a primordial fireball...

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