When we think about our Universe at a fundamental level, we think about all the particles in it and all the forces and interactions that occur between them. If you can describe those forces, ...

The search for the universe’s center starts with a simple intuition: if everything exploded outward in the Big Bang, there must be a point it all came from. Modern cosmology turns that intuition ...

Cal State professor Stein's "history by the numbers" breathes warm, surprising life into the constants that define the shape, breadth, and scope of our lives and our universe. The stories behind the ...

Grasping the enormity of the universe is hard and getting harder. It’s difficult enough, after all, to comprehend the size of our own solar system, let alone our galaxy. A new study in the journal ...

From the largest cosmic scales down to the smallest subatomic ones, the same laws of physics define the entire Universe. The building blocks from which life arose on Earth weren't something that the ...

From the grains of sand on all the beaches on Earth to the number of stars in the sky, our universe is teeming with big numbers. Miles beneath our feet, there could lie a quadrillion tons of diamonds.

Research by the Atacama Cosmology Telescope collaboration has led to the clearest and most precise images yet of the universe’s infancy, the cosmic microwave background radiation that was visible only ...

What is the biggest star in the universe? It’s something we all wonder about at some point. After all, we know the Sun is big. Very big. But we also know from astronomical research that there are ...