Concepts
59 concepts
The ideas the research turns on, defined in the site's own words, with every answer and method that uses them.
B 4
BL
Ball lightningA reported luminous sphere that floats for seconds during thunderstorms, not yet reproduced in the laboratory.
BBathymetryThe measured shape and depth of the sea floor.
BTBilingual textThe same text in two scripts or languages, the standard key to an unread one.
BBoustrophedonWriting in which the direction alternates line by line, right to left then left to right, often with the letters mirrored on the reversed li