Complex, archaic and slow-changing – adjectives that could be applied to many people, companies, industries and, especially, ...

Concentrating light in a volume as small as the wavelength itself is a challenge that is crucial for numerous applications.

Owing to the wave nature of light there are many ways that such ... microwave radiation beams off each other, creating a time reflection. Although the popular reporting talks about ‘turning ...

When light travels from air into glass it slows down because glass is more (optically) dense than air. This change in speed can cause the light to bend at the boundary between the two transparent ...

To investigate the reflection of light by different types of surface, and the refraction of light by different substances. Remove the block. Join the crosses to show the paths of the light rays ...

Introduces the concept of light through the character Ray, a personification of light beams. Ray explains the origins of light, its crucial role in visibility, and how it interacts with various ...

The STEM team at St. Ann School held their last event of the school year last Friday. They were exploring Snell's Law and ...