The universe's expansion is similar to a balloon inflating; the surface expands, causing dots (galaxies) to move apart. Galaxies farther away from us appear to recede faster than closer ones. The ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you bake a loaf of bread or a batch of muffins, you put the dough into a pan. As the dough ...

What came before the Big Bang, and what exists outside of the universe it created? Until recently, scientists could only guess at what lay past the edge of spacetime. However, cosmologist Laura ...

The universe has no brain. It has no gray matter, no nervous system, no neurons firing electrical impulses—and yet, that physical structure may not be where intelligence and consciousness actually ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Have you ever imagined what lies outside the universe, beyond the reaches of outer space? If not, pause for a moment, because the answer could determine your future, especially if you are on a ...

WE ARE BORN; we live; at some point, we die. The notion that our existence is limited by time is fundamental to human experience. We can’t fight it – and truth be told, we don’t know what we are ...

The question of whether the universe has an edge touches one of the deepest mysteries in cosmology. It’s the kind of question that makes your brain hurt in the best way possible, challenging ...

Jacco van Loon 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 ...

Many astronomers have wondered where the center of the universe is. If the Big Bang created the entire observable universe, then it stands to reason that the event had a point of origin. As it turns ...