(Encyclopedia) silver chloride, chemical compound, AgCl, a white cubic crystalline solid. It is nearly insoluble in water but is soluble in a water solution of ammonia, potassium cyanide, or sodium…
Genes at Work: Mendel's BreakthroughInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of Gene Expression in…
(Encyclopedia) Reed, Walter, 1851–1902, American army surgeon, b. Gloucester co., Va. In 1900 he was sent to Havana as head of an army commission to investigate an outbreak of yellow fever among…
Kids fight. Conflicts arise and live on if you don't have the tools to diffuse the argument. If a conflict is allowed to fester until a grudge forms over a little thing, the bad…
(Encyclopedia) indicators, acid-base, organic compounds that, in aqueous solution, exhibit color changes indicative of the acidity or basicity of the solution. Common indicators include p-nitrophenol…
It's not all black and white.
The Veil Nebula shows off its brilliant colors.
Blue Planets
Earth, Neptune, and Uranus are all blue because of gases in their atmosphere.
The big and very blue…
