A diatom (Neo-Latin diatoma) [a] is any member of a large group comprising several genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make …

May 7, 2026 · Diatoms are among the most important and prolific microscopic sea organisms and serve directly or indirectly as food for many animals. Diatomaceous earth, a substance composed of fossil …

Diatoms are algae that live in houses made of glass. They are the only organism on the planet with cell walls composed of transparent, opaline silica, which forms intricate and striking patterns.

Jul 25, 2025 · Diatoms are microscopic, single-celled algae found in nearly every aquatic environment on Earth, from oceans and freshwater lakes to moist soils. These abundant organisms, often …

Diatom is the common name for a major group of unicellular or (less commonly) colonial algae comprising the protist taxon Bacillariophyceae (or Bacillariophyta), characterized by unique cell walls …

About diatoms These unicellar algae are one of the largest groups of organisms on Earth. Scientists estimate there could be as many as two million species of diatoms, and new species are discovered …

Apr 9, 2024 · Diatoms are like tiny factories that use sunlight to make energy through a process called photosynthesis, just like plants. They are a type of plankton, which are tiny organisms that float in the …