Frost

A thin white layer of ice forms on the ground and other surfaces, especially at night, when the temperature drops below 0° Celsius.

morpheme

the smallest unit of language that contains a meaning and cannot be divided into smaller parts. In Klingon these are largely either roots or affixes.

flavors of quark

No, not that Quark. (up, down, charm, strange, top/truth, bottom/beauty)

etching

Technique for cutting into a surface with an acid or other corrosive substance in order to make a pattern. Best known for creating printing plates,…

zirconium

The 40th element of the periodic table. A transition metal. Used especially for its hard, durable compounds, such as zirconium dioxide, zircon, and cubic zirconia,…

yttrium

The 39th element of the periodic table. A transition metal that behaves similarly to, and is almost always found with, lanthanide metals. It is used…

strontium

The 38th element of the periodic table. A soft alkaline earth metal similar to calcium. Radioactive strontium is particularly dangerous because it accumulates in bones.

rubidium

The 37th element of the periodic table. A reactive alkali metal. Most of its applications relate to its high electropositivity. A rubidium geode featured in…

krypton

The 36th element of the periodic table. A noble gas that glows white when ionized. Used in lights and lasers. Two shuttles from Kirk's Enterprise,…

bromine

The 35th element of the periodic table. A reactive halogen, liquid at room temperature. The planet Persephone III, visited by Pike's Enterprise, had trace amounts…