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String theory unifies all the forces of nature. Forces that seem very different, such as gravity and electricity, are deeply related to one another. The forces are linked by so-called dualities: the ...

AdS/CFT suggests that our three-dimensional universe can be modeled by a two-dimensional surface. AdS (Anti-de Sitter space) ...

While the existence of extra dimensions is a cool idea, it's currently not supported by any evidence ...

Two clashing ideas about disorder inside black holes now point to the same strange conclusions, and it could reshape the ...

Scientists are investigating the existence of hidden dimensions in our universe, which could potentially revolutionize our ...

Physicists have determined that most of the universe is dark matter -- invisible to us but affecting the universe anyway.

Quantum theory fails to explain how the reality we experience emerges from the world of particles. A new take on quantum ...

Encouraged by successes in understanding black holes, theoretical physicists are applying what they’ve learned to whole ...

A deep exploration of how entropy, information theory, quantum mechanics, and emergent gravity reshape our understanding of ...