Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

In the dense environment of the early universe, dark matter particles would collide with, and annihilate, each other, ...

But the Big Bang theory predicts that about 5% of the universe’s contents should be atoms made of protons, neutrons and electrons. Most of those atoms cannot be found in stars and galaxies – a ...