Didymo first began appearing in South Island rivers and lakes 10 years ago but so far the algae has been kept out of the North Island. The aquatic pest, also known as “rock snot”, clings to Continue reading Vigilance to contain didymo
During the height of the Victorian era, some of the finest works of art could only be viewed through a microscope. Their materials: The tiniest flotsam and jetsam of nature, and glue.
Starting in the 1830s, commercial Continue reading Making Microscopic Stained Glass, From Diatom