Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

Learn about the theory suggesting that the Earth sits inside of a void, which may explain why the universe appears to expand ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

Battle of the Big Bang provides an entertaining update on the collective obsessions and controlled schizophrenias in ...

The Big Bang theory is the widely accepted explanation of how the universe began, but one question has persisted: What happened before the Big Bang? According to Nobel Prize-winning physicist Roger ...

Sound waves 'fossilized' in the arrangements of galaxies across the Universe support the theory that the Milky Way galaxy ...

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest puzzles in cosmology: the Hubble tension. This long-standing discrepancy ...

Right after the Big Bang, the universe supposedly expanded faster than the speed of light. Now an alternative theory exists ...

Astronomers who examined the sound waves from the Big Bang say that the Earth and the entire Milky Way could be trapped in a ...

High on a ridge 5,250 meters above sea level in southwest China’s Xizang Autonomous Region, a new eye onto the infant ...

New research presented at the Royal Astronomical Society's National Astronomy Meeting (NAM) in Durham suggests a revolutionary possibility: Earth and the entire Milky Way galaxy might be nestled ...