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Artículos sobre colours

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One of the most popular default colour palettes, rainbow, can actually produce misleading information. (Shutterstock)

How rainbow colour maps can distort data and be misleading

It’s important for scientists to present their data in a accessible and comprehensible manner. However, the colour palettes commonly used to communicate information can also distort and misrepresent it.
Colour blind people are really good at spotting things that are far away, and they are better than most people at telling things apart by their shape. Shutterstock

Curious Kids: why are people colour blind?

Some colour blind people only have two kinds of cone cell in their eye. Others have three kinds, but the cones do not pick up the same light waves as the cone cells in most people’s eyes do.
India’s tricolour (which actually has four colours) hides a complex subaltern history that originates with Mahatma Gandhi. Adam Jones/Flickr

Minority histories of the Indian national flag

As India celebrates its independence, the flag is on full display, but few people know about the complex origins of this ubiquitous national symbol.

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