A new effort to map the rumblings in spacetime caused by enormous black hole collisions paints a surprisingly loud and ...

At the bottom of the chart are the fundamental particles—quarks, bosons (eg Higgs, w +, w -, z ), protons, neutrons, ...

Ever wondered just how massive the universe is? From Earth to the farthest galaxies, this video reveals the mind-bending size of the cosmos in ways you’ve never imagined. Photos show what it was ...

String theorists are betting that extra dimensions do indeed exist; in fact, the equations that describe superstring theory require a universe with no fewer than 10 dimensions. But even physicists ...

Let's set the record straight: NASA has not found a parallel universe. The claims making the rounds on social media are not ...

No one knows the exact size of the Universe because we cannot see the edge ... Scientists believe it began in a Big Bang, which took place nearly 13.8 billion years ago. Since then, the Universe ...