Physicists are quietly testing an audacious idea: that the mass of everything around us might not come from an invisible field, but from the hidden geometry of space itself. Instead of treating extra ...

Why this matters: Extra dimensions could unify physics, explain cosmic mysteries, and reshape our understanding of the universe’s structure. What scientists propose: String theory and M‑theory predict ...

We tend not to dwell on the fact that we exist in three dimensions. Forwards-back, left-right, up-down; these are the axes on which we navigate the world. When we try to imagine something else, it ...