Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

宇宙の構造を理解しようとするとき、科学者たちが存在すると考えているものの大部分は、暗くよどんだ領域のなかにある。わたしたちが実際に見たり触ったりすることのできるふつうの物質は、全宇宙に存在する物質のわずか5%にすぎない。宇宙論研究者 ...

The universe may not have begun with the Big Bang as is generally thought but from the collapse of a massive black hole, a new theory suggests. Current observations of our universe appear to support ...

This pretzel-shaped collection of galaxies is our Universe. And it's about to collide with another universe. It might be fascinating to watch, but we should probably be worried about what's going to ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

A deeply disturbing and controversial line of thinking has emerged within the physics community. It's the idea that we are reaching the absolute limit of what we can understand about the world around ...