A trillion years ago, our universe didn’t exist, at least not in any recognizable form. According to the Big Bang theory, ...

Earth and the surrounding Milky Way galaxy may be sitting inside a cosmic void—a "mysterious giant hole"—that could be ...

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

Astronomers are trying to listen to the universe’s background hum — a cascade of gravitational waves believed to exist since the first rapid inflation of space following the Big Bang over 13.8 ...

What the "background noise of the universe" tells us about spacetime's origins. August 6, 2024 3:00 AM ET. By . Regina G. Barber , Hannah Chinn , Rebecca Ramirez ...

The South Pole Telescope has mapped our skies in more detail than ever before, strengthening our understanding of dark energy and the expansion of our universe, explains a University of Melbourne expe ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

The cosmic microwave background (CMB) is the oldest light in the Universe, emitted approximately 380,000 years after the Big Bang. It is microwave radiation that uniformly fills space, a witness to ...

Everything CCEA students need to know about how the Universe formed and why it is still expanding for GCSE Physics. ... Astronomers discovered cosmic microwave background radiation CMBR in the 1960s.

This is why the CMB (Cosmic Microwave Background) is by far the oldest signal that we can detect in the universe. Until now, the radiation has mainly been measured by the ESA Planck space telescope.

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These ...