Wednesday, 11 July 2018

Pink is the Colour!

Studies of 1.1 billion-year old rocks from beneath the Sahara desert have revealed evidence for the first pigment (https://www.theguardian.com/science/2018/jul/09/scientists-discover-worlds-oldest-colour-bright-pink-sahara). It is bright pink and is presumed to be generated by photosynthetic cyanobacteria.

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Wooden Tops 16. Hawthorn

As Hawthorn wood is strong and closely-grained, it's often used for carving. This wood is also employed to make tool handles, as well a...