Complementarity A new twist on the double-slit experiment. (Courtesy: Shutterstock/Andrey VP) One of the most counterintuitive concepts in physics – the idea that quantum objects are complementary, ...

Everything on the electromagnetic spectrum has some properties of both waves and particles, but it’s difficult to imagine a radio wave, for example, behaving like a particle. The main evidence for a ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. Back in February of 2016, LIGO made an announcement that changed our ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

A key feature of quantum physics is the wave-particle duality: the tendency of physical systems to exhibit both wavelike and particle-like behaviors. One particularly striking example of the ...

Quantum coherence and wave-particle duality lie at the heart of quantum mechanics, governing how microscopic systems evolve and how they reveal their nature under observation. Coherence describes the ...

A set of three lessons on the wave-particle duality. This includes powerpoints, worksheets and answers to all activities.

A century ago, we took the first steps towards recognising, at the level of fundamental physical events, the dual character of nature that had been previously postulated. Albert Einstein was the first ...

Physicists have theorized for over a century that light acts as both a particle and a wave, depending on the conditions, but they've never been able to capture it being both at once — until a team in ...