The moment when the view of mathematics changes from an "impossible number" When you are studying mathematics, one day this kind of number suddenly appears. $${i^2 = -1}$$ This (i) is called the ...

Physicists from Heinrich Heine University Düsseldorf (HHU) have examined a fundamental property of quantum mechanics in collaboration with the German Aerospace Center (DLR). In an article published in ...

When you start learning quantum mechanics, many people think this. "Why go out of your way to use imaginary numbers?" Actually, imaginary numbers are not just a mathematical technique. They are ...

For centuries the decimal number system reigned supreme, except, perhaps, among the Mayan Indians, until the advent of digital computers brought the binary and octal systems into the limelight. This ...

Many young children invent imaginary companions (IC) in the early years, also known as imaginary friends. An IC may be entirely invisible, or embodied in a toy or other object. As many as two-thirds ...

If your child has an imaginary friend, they’re not alone. It’s common for toddlers and young children to have pretend friends that they share experiences with. Imaginary friends can be other children, ...

Imaginary friends are common in early childhood and are usually a normal feature of cognitive and emotional development. For clinicians, the key challenge is distinguishing typical imaginative play ...

Imaginary numbers can seem confusing at first, but they play a powerful role in mathematics and real-world applications. This guide explains what imaginary numbers are, why they exist, and how they ...

A Pulitzer Prize finalist in the cartoonist category, Pat Bagley has worked for The Salt Lake Tribune for more than 45 years. He is one of roughly a dozen cartoonists still working at a major ...

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A century ago, the strange behavior of atoms and elementary particles led physicists to formulate a new theory of nature. That theory, quantum mechanics, found immediate success, proving its worth ...