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 ...

It’s been described as the “worst way” to die in New York City, and after the tragic death of a devoted mother who fell into ...

This video explores the complexities and challenges faced by scientists in understanding fundamental physics concepts.

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 ...