In this video, we explore the vastness of the universe and attempt to quantify its size. We delve into the concepts of cosmic measurements, the observable universe, and the theories that explain the ...

Are we really in a fine-tuned universe?

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the ...

Dark matter is some kind of substance that has gravity—it holds galaxies together—yet cannot be directly seen with any ...

An international team combining two major neutrino experiments has uncovered stronger evidence that neutrinos and antimatter don’t behave as perfect mirror images. That subtle difference may hold the ...