An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be ...

Does the universe have an edge or does it go on forever? This video explores what science, cosmology, and physics reveal ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...

Prologue: Cosmology's extraordinary new frontiers -- How far out can we see? : voyage to the edge of the known universe -- How was the universe born? : reavealing the dawn of time -- How far away will ...