So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and helium, and fluctuations of energy and matter set into motion the formation of ...

At least for me, the most interesting thing in the popular superhero TV show WandaVision is the brief mention of the cosmic microwave background (CMB). It happens in Episode Four, "We Interrupt This ...

Join host Abigail Bollenbach as she walks you through the basics of the cosmic microwave background, the oldest snapshot of the infant universe. A glow undetectable to the human eye permeates the ...

The most detailed snapshots so far of the infant universe are confirming that the cosmos consists mostly of mystery material, called dark energy, that accelerates the universe’s expansion. The new ...

With CMB-S4, scientists hope to connect a sandy desert with a polar desert—and revolutionize our understanding of the early universe. In the 1960s, an anomalous, faint electromagnetic glow was ...

We all know that everything kicked off when the Big Bang exploded our universe into reality, right? Well, not necessarily. A compelling new theory of the creation of our universe suggests that it may ...

Cosmic microwave background is the oldest light in the universe. Cosmic microwave background is the oldest light in the universe. It was set free when the universe was a mere 380,000 years old and ...

The universe is humming with gravitational radiation — a very low-frequency rumble that rhythmically stretches and compresses spacetime and the matter embedded in it. That is the conclusion of several ...

Humanity's understanding of the universe took a giant leap forward 50 years ago today. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. On May 20, ...

Artist’s interpretation of an array of pulsars being affected by gravitational ripples produced by a supermassive black hole binary in a distant galaxy. CREDIT Aurore Simonnet for the NANOGrav ...