Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the beginning of the universe? The short answer is "no." But the long answer ...

A radio signal from the early universe could allow us to understand how everything that surrounds us began. The signal – known as the 21-centimetre signal – could finally let us understand how the ...

New computer simulations suggest the first magnetic fields that emerged after the Big Bang were much weaker than expected — ...

The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. A ...

The early Universe hosted ultra-weak magnetic fields that still shaped cosmic structures. New simulations establish stricter limits on their strength. Magnetic fields that originated during the earlie ...

For scientists, that has long posed a problem: According to physicists’ best current theories, matter and its counterpart, ...

The theorists predict that the beginning of the end will be in about 10 billion years — less than the present age of the universe. Tantalizing evidence hints that dark energy might be evolving, ...