In the beginning, there was nothing. Then bang. Our Universe emerged in an explosion of light and energy. Current theories ...

Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the beginning of the universe? The short answer is "no." But the long answer ...

CU Boulder Professor Jamie Nagle will discuss the quarks and gluons that formed at the Big Bang in his Distinguished Research Lecture Feb. 6 Ten trillion degrees Fahrenheit is unfathomably hot—more ...

Was the Big Bang really the beginning of the universe, or are we 'bouncing' between periods of expansion and contraction? A new theory makes testable predictions. When you purchase through links on ...

An international team of scientists has unveiled the largest and most detailed map of the universe ever created using the James Webb Space Telescope, revealing nearly 800,000 galaxies stretching back ...

Dark energy, a mysterious force that scientists believe is behind the accelerated expansion of the universe, is weakening — which could result in the universe over the course of billions of years ...

"Challenging long-held assumptions is essential to scientific progress." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A team of scientists is ...

I’ve never been exactly sure of how the universe came to be—big bang boom thang a lang—but I’m certainly glad it shaped out the way it has. If you want to finally understand the beginnings of our ...

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 ...