Waves in water are transverse. This means that the vibrations causing the waves are perpendicular to the direction of energy transfer. As this little boat demonstrates, you can see that the waves are ...

EPFL researchers have developed a method to calibrate electron spectrometers with extreme accuracy by linking microwave, ...

Researchers have developed a new technology that can shape the spectrum of light emitted from a laser frequency comb across ...

A ripple tank can be used to measure and calculate frequency, wavelength and the speed of waves on the surface of the water. A ripple tank is a transparent shallow tray of water with a light shining ...

Visible light is a form of electromagnetic (EM) radiation, as are radio waves, infrared radiation, ultraviolet radiation, X-rays and microwaves. Generally, visible light is defined as the wavelengths ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. There's an episode of Star Trek: The Next Generation in which John de ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Scientists from North Carolina State University successfully “squeezed” infrared ...