The universe may be far bigger than we can ever see. This video explains why the observable universe stretches far beyond its age. Explore the theories that challenge our understanding of space, time, ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to reach somewhere truly empty? Our first stop is the International Space ...

Cosmic voids may seem like the emptiest places in the universe, stripped of matter, radiation, and even dark matter. But they’re far from nothing. Even in these vast empty regions, the fundamental ...

Exploring one of science's most exciting frontiers, the book "Life in Space" bridges astrophysics and biology to uncover the conditions that make life possible—on Earth and beyond. Designed for ...