

@Rainmaker1973
Engineer. Selecting and curating pictures and videos trying to awaken your sense of wonder since 2014. Science, tech, art, weather, space, the unusual around us

Have you ever wondered what are the patterns of light you see on the sea floor when the water is clear? They are called caustics: they are created by light refracted and reflected from the air/water interface. Water acts as a dynamic magnifying glass [ 网页链接 ↗ ]