A controversial theory suggests the observable universe is the result of matter rebounding after the collapse of a black hole in another parent universe.

Quirks & Quarks features our ever-popular listener question show, where we find experts to answer your questions. But here ...

Quantum gravity research aims to merge general relativity and quantum mechanics, potentially reshaping our understanding of ...

Subatomic particles such as quarks can pair up when linked by ‘strings’ of force fields — and release energy when the strings ...