The observable universe is 93 billion light-years wide — but what’s beyond it? Astronomers have found strange patterns in the ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

Thinking about the edge of the universe is one of those ideas that fascinates pretty much everyone. We can map […] ...

Sara Webb does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

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 ...