Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

The universe began with a bang—an explosion so intense, it forged the fabric of space and time itself. This pivotal moment, known as the Big Bang, marked the birth of everything we see, know, and are.

On January 22, 2025, physicists unveiled a groundbreaking discovery that could revolutionize our understanding of the universe and potentially unlock the secrets of time travel. The existence of ...

If the existence of cosmic strings is confirmed, it would be huge. They could help uncover the Holy Grail of physics: a theory of everything. And in the far future, they might even enable us to time ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

A decades-old idea is quietly regaining attention in theoretical physics: ancient structures embedded in the universe’s ...

The most energetic particles in the universe – ultrahigh-energy cosmic rays – likely come from supermassive black holes in the hearts of nearby active galaxies, says a study by scientists from nearly ...