If you know what diatoms are, it’s probably for their beauty. These single-celled algae found on the ocean floor have ornate glassy shells that shine like jewels under the microscope. Their pristine ...

The key to effectively measuring damagingly high levels of nutrients in freshwater streams lies in the microscopic organisms living in them, according to a group of Drexel University scientists. A ...

DIATOMACEOUS earth, as mined in Lompoc, California, and other sites in the south-west United States, is made up of the siliceous skeletons of diatoms which lived in the Miocene and Pliocene periods.

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Diatoms – unicellular organisms – have long been known to science, but their overwhelming appetite for nitrate is a new discovery made in a global survey. Nitrate is a nutrient, widely used as ...

As a research assistant at the Indian Institute of Science in the mid-2000s, Karthick Balasubramanian monitored the water quality of major South Indian rivers. As part of this work, he would travel to ...