Killer yeasts secrete toxic proteins. Known as killer toxins, the proteins can eliminate susceptible cells within their own species or...

Differences between Gram-negative and Gram-positive bacteria are fairly straightforward, related to cell membrane structure. Knowing...

Vampirovibrio and Lysobacter are types of bacteria known to attack, kill and eat other bacteria. Hunting tactics are similar to the...

Yeast is a vital component of the microbial world, involved in diverse ecological processes. This amazing fungal organism is essential...

Stylonychia is a fascinating genus of ciliates, a diverse group of active single-celled organisms living in both freshwater and marine...

Silicon (Si) is the second most abundant element in the Earth's crust, next to oxygen. A ductile metalloid, it's integral to industry and...

Silicon (Si) is one of the most abundant elements on Earth, a ductile metal important to industry and natural processes. Silicon is used...

Amoebae or amoebas are single-celled microorganisms of phylum Amoebozoa . Testate amoebae build unique shells of silica and other organic...

Heliozoa, or sun animalcules, are remarkable protozoa with bodies of spheres and radiating arms or axopodia. Found in freshwater and...

Uric acid is formed in humans during breakdown of purines. Purines are naturally produced in the body, and found in some foods and...

Calcite is made up of calcium carbonate (CaCO3). With stunning crystal formations and a range of beautiful colors, calcite also has...

Sporosarcina pasteurii is a gram-positive bacterium with the extraordinary ability to precipitate calcite and solidify sand when exposed...

Rotifers are fascinating microorganisms, crucial to aquatic ecosystems. Enthusiasts and researchers can raise rotifers at home for...

Green algae are simple life forms with amazing impact on the environments of Earth. Algae can be grown at home for microscopy, biology...

Diatomaceous earth (DE) is an amazing natural powder ground from the sedimentary stone diatomite. The stone itself is made of fossilized...

Diatoms, while invisible to the naked eye, are essential to the ecosystem and human survival. These tiny microalgae prolifically generate...

Brevibacterium linens is a remarkable microorganism on a mission to spread its pungent aroma everywhere, from the unique bite of cheese...

Acidithiobacillus ferrooxidans is only one of the amazing bacteria used in biometallurgy. In an age of environmental concerns,...

Foodborne molds can endanger health, home and family. Hidden in pantry and fridge, these hardy survivors are unnoticed and dormant until...

Aspergillus flavus is a filamentous mold or fungal organism found in soil, decaying vegetation, grains and nuts, especially peanuts and...