By Vidya Rajan, Columnist, The Times Palynology is the study of tiny particles such as pollen, spores, dust and soil particles, microfossils, and other miniature items that are carried as inclusions in macro items such as rock layers, soil on a shoe, paint on a wall, and foodstuffs such as honey. The presence of pollen in honey provides a clue to the flowers from which bees obtain nectar, and is...