Guangdong Province, China - January 20, 2025 [Note: no sound] On January 20, 2025, in Guangdong Province, located in southern ...

78v.) Leonardo da Vinci observed that tree limbs preserve their thickness as they branch. The Italian Renaissance artist used a parameter called α to determine the relationships between the ...

Growing up in the 50s one of the conversation starters was that of the 'Widow Maker' which is a colloquial term utilised for want of a technical word - gum tree branches falling unexpectedly. In ...

There are at least 13,000 species of lichens living throughout the world. Lichen species are so numerous and diverse that there are individual exceptions to most general statements about them.