Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

Quantum mechanics and relativity are the two pillars of modern physics. However, for over a century, their treatment of space ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

For over a century, quantum mechanics and Einstein’s general relativity have stood as the cornerstones of modern physics, yet their unification remains one of science’s greatest challenges. Now, ...

Sara Imari Walker receives funding from the National Aeronautics and Space Administration and the John Templeton Foundation relevant to the work in this article. She is also a member of the External ...

The theory of relativity describes two connected scientific theories developed by the physicist Albert Einstein: special relativity and general relativity. Collectively, relativity is the idea the ...