T he sofa is arguably the most important piece of furniture to get right in any living room. This is especially true in small ...

physical light reflectance measurements, and behavioral experiments, has allowed researchers to quantify color patterns as birds would see and use them (Vorobyev & Osorio 1998; Endler & Mielke 2005).

Like many insects, Lepidoptera are also able to see ultraviolet light. David explains ... and humidity surrounding the developing caterpillars determines what colour pattern the next season's adult ...

The light that we see is made up of many different colours. There are three primary colours: red, green and blue. They can be combined in different ways to make every other colour. The colour of ...