Led by doctoral student Tatsuya Kotani and Professor Tomoharu Oka from Keio University, the research team measured the temperature of the cosmic microwave background radiation, which is the faint ...

To the unaided human eye, the night sky is resplendent with over 9,000 individual points of light, but that perspective covers only a bare fraction of the universe. When you purchase through links on ...

Wormholes, conceptual tunnels slicing through spacetime, offer a theoretical shortcut between two distant cosmic points.

APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

The question of how fast the universe is expanding continues to confound scientists. Although it might seem like a fairly straightforward issue, the reality is that it has been perplexing the best ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

The Methuselah Star, also known asHD 140283, has long been a subject of fascination among astronomers. Its age, initially estimated to be older than the universe itself, challenged our understanding ...

Physicists have been puzzling over conflicting observational results pertaining to the accelerating expansion rate of our Universe—a major discovery recognized by the 2011 Nobel Prize in Physics. New ...

Using the James Webb Space Telescope, scientists have charted billions of years of galactic evolution, finding that galaxies ...

Credit: Digitized Sky Survey (DSS), STScI/AURA, Palomar/Caltech, and UKSTU/AAO. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips ...