How Do Cameras Capture Images?
Focusing light through a lens onto a sensor to freeze a moment in time.
How Do Lasers Work?
Light Amplification by Stimulated Emission of Radiation explained simply.
How Do LCD Screens Work?
Using liquid crystals and polarizers to block or allow light through to form images.
How Do Night Vision Goggles Work?
Amplifying ambient light and near-infrared light to see in the dark.
How Do Smart Glasses Work?
Integrating tiny displays and sensors into eyewear for an augmented reality experience.
How Do Smartwatches Measure Heart Rate?
Photoplethysmography: using green light to track blood flow under your skin.
What is 3D Holography?
Creating the illusion of three-dimensional images using light diffraction.
What is a Holograph?
A physical structure that diffracts light into an image.