by Dan Steckenberg The term "hero" is perhaps overused today, but these guys were the originals. The mythology of ancient Greece was filled with great heroes who slew monsters,…
BODYWHAT MAKES HUMANS SPECIAL? WHY ARE WE ALL DIFFERENT? CELLSORGANSIMAGINGFIND OUT MORESKELETONHOW STRONG ARE BONES? ARE BONES DRY? HOW DOES A SKELETON GROW? BONEJOINTSFIND OUT MOREMUSCLEWHAT ARE…
(Encyclopedia) nitrogen mustard, any of various poisonous compounds originally developed for military use (see poison gas). Like mustard gas and lewisite, it is a vesicant (blistering agent). In the…
(Encyclopedia) LowestoftLowestoftlōˈstôft, –stəf [key], city (1991 pop. 55,231), Suffolk, the easternmost city in England. It is a popular seaside resort and has fishing, shipbuilding, food…
(Encyclopedia) leatherback, marine turtle, Dermochelys coriacea, found in tropical, subtropical, and temperate waters around the world. The largest of all turtles, it may reach a length of 71&…
(Encyclopedia) thalidomidethalidomidethəlĭdˈəmĭdˌ [key], sleep-inducing drug found to produce skeletal defects in developing fetuses. The drug was marketed in Europe, especially in West Germany and…
(Encyclopedia) horn, in zoology, one of a pair of structures projecting from the head of a hoofed animal, used chiefly as a weapon. In cattle, sheep, Old World antelopes, and related animals the…
