Led by doctoral student Tatsuya Kotani and Professor Tomoharu Oka from Keio University, the research team measured the ...

Their light was redshifted — stretched to longer wavelengths — showing ... That “noise” turned out to be the Cosmic Microwave Background (CMB), the cooled afterglow of the Big Bang itself, a relic ...

So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and ...

He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a ...

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

For two decades, scientists believed the cosmological constant, known as λ (lambda), was positive. That meant the Universe would keep expanding indefinitely.

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could ...

The universe is extremely vast, and even with modern science and technology, only a small amount is known about it. Humanity does not even have an answer to the age-old question, 'Is the universe ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of ...

The most distant galaxies in this deep field image from the James Webb Space Telescope appear as small, faint dots—and are receding from us faster than the speed of light due to cosmic expansion. If ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter. The biggest objects in the universe are clusters ...