If you could take an apple and break it into smaller and smaller parts, you would find molecules, then atoms, followed by ...

If you could take an apple and break it into smaller and smaller parts, you would find molecules, then atoms, followed by ...

Tenets of quantum mechanics and special relativity, among other theoretical ideas, lead inexorably to string theory.

The largest-ever survey of physicists from around the world—released today—shows a distinct lack of consensus across many of ...

Dimensional models of personality disorders are increasingly popular, but do they obscure real clinical syndromes?

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 ...

What is string theory: It replaces point-like particles with tiny vibrating strings, requiring extra dimensions to reconcile gravity with quantum mechanics. Why it matters: String theory could unify ...