The National Weather Service publication Storm Data recorded a total of 449 deaths from lightning strikes between 1998 and 2008. According to the National Weather…
(Encyclopedia) Clostridium, genus of gram-positive bacteria (see Gram's stain), several species of which cause significant, potentially deadly diseases in humans as a result of the toxins that each…
(Encyclopedia) wire, metal filament, strand, or solid rod usually having a round cross section. Metals and alloys used for wiremaking are chosen for high tensile strength and ductility or for their…
Assembling the skeletonJoining the neckWelding the frameworkCompleted displayReconstructing a dinosaur skeleton is a complex job as usually only a fraction of the skeleton is recovered.…
FILTER FEEDERAFRICAN LUNGFISHJAWLESS LAMPREYFISHFIND OUT MOREFish are water animals that evolved about 500 million years ago. They were the first animals to have an internal skeleton. Most fish…
(Encyclopedia)
CE5
Optic nerve
vision, physiological sense of sight by which the form, color, size, movements, and distance of objects are perceived.
Defects of vision include astigmatism,…
