Imaginary numbers, also called complex numbers, are used in real-life applications, such as electricity, as well as quadratic equations.

Imaginary numbers could play a more important role in describing reality than we thought.

Imaginary numbers might seem like unicorns and goblins — interesting but irrelevant to reality. But for describing matter at its roots, imaginary numbers turn out to be essential. They seem to ...

Melvyn Bragg and his guests discuss imaginary numbers - important mathematical phenomena which provide us with useful tools for understanding the world. Show more Melvyn Bragg and his guests ...

Chinese scientists have found the strongest evidence yet that imaginary numbers are fundamental to the foundations of quantum physics.