From helping catalyze interstellar reactions and fueling the birth of stars to its presence in neighborhood gas giants like ...

Dark energy is still a mystery, but powerful new telescopes are set to uncover clues. With NASA and ESA leading the charge, ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

The Pixar Theory” has been gaining a lot of steam on social media lately, and it’s easy to see why. The idea is that all of the studio’s movies take place in a shared universe — and not just that, but ...

One is in our conception of inflation, the theory of the extremely early universe ... But traveling to the other universes wouldn't be easy, because they're far beyond our observable horizon ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

The theory of wave turbulence applies to many other wave systems ... and perhaps even gravitational waves in the early universe. Until recently, however, it has been nearly impossible to predict ...