String theory attempts to unify general relativity and quantum theory. Popular in the 1990s, string theory fell out of favor ...

Physicists searching for a better understanding of quantum gravity stumbled upon something unexpected: the defining ...

We finally have the answer to who Som-i is in the penultimate episode of Heavenly Ever After. This K-drama about life in heaven is a strange amalgamation of family drama and comedy. I suppose, at its ...

Physicists may have uncovered a surprising new clue that string theory—the idea that the universe is built from unimaginably tiny vibrating strings—could be more than just a mathematical fantasy.

At 25, Kurt Gödel proved there can never be a mathematical “theory of everything.” Columnist Natalie Wolchover explores the ...