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

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

One of the best-performing models in cosmology is also one with the least physical rationale behind it. Columnist Leah Crane ...

Prof Stephen Hawking’s closest collaborator explains emerging evidence supporting the cosmologist’s final thoughts on time ...

Explore 25 universe mysteries scientists are still scratching their heads over, from dark matter to the Big Bang's secrets.

Explore 25 Unsolved Mysteries That Haunt Modern Science. From dark matter to consciousness, these profound puzzles challenge our understanding of reality.

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

Theories of quantum mechanics predict that some particles can exist in superpositions, which essentially means that they can ...

Charles H. Bennett and Gilles Brassard on the collaboration that led them to the 2025 ACM A.M. Turing Award.

Physicists are making new inroads into the world of post-quantum theories, uncovering what reality may look like on a level deeper and stranger than the already infamously odd quantum theory. In the ...

David H. DeVorkin is emeritus senior curator in the history of astronomy and the space sciences at the National Air and Space Museum, Smithsonian Institution, Washington DC. What is the Universe?