Quantum mechanics has at last been formulated exclusively with real numbers, bringing a mathematical puzzle at the heart of ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An imaginary number is a number that, when squared, has a negative result. Essentially, an ...

Imaginary time is a wonky concept for our time-bound brains, but in quantum theory and mathematics, it’s a useful tool for exploring radiation's interaction with materials. A new study from scientists ...