Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. But to some extent this goes to Englehardt's point, because the ...

Figure 1: The WEBTOP Waves module simulating the interference of the waves in a ripple tank caused by two small oscillating plungers at the back end of the tank. The last 20 years has been a ...

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 ...

Periodic signal analysis enhances optics and photonics experiments using lock-in amplifiers and boxcar techniques.