Those precious silk garments in your closet were made by the caterpillar of a fuzzy, white moth — thousands of them. Silkworms spin a cocoon with a single strand of silk up to 10 city blocks long.

Male Polyphemus antennae are so attuned to the female moth s ­pheromones that a male can zero in on a female from up to 4.5 kilometres away, writes Monique Keiran. VIA WIKIMEDIA COMMONS Some shark ...

Yangshao people, who lived between 5000BCE and 2000BCE along the Yellow River Valley, are thought to have been the first ever to have practised China's most lucrative long-term secret – silkworm ...