easily+seen
31animal communication — Transmission of information from one animal to another by means of sound, visible sign or behaviour, taste or odour, electrical impulse, touch, or a combination of these. Most animal communication uses sound (e.g., birds calling, crickets… …
32Binomial coefficient — The binomial coefficients can be arranged to form Pascal s triangle. In mathematics, binomial coefficients are a family of positive integers that occur as coefficients in the binomial theorem. They are indexed by two nonnegative integers; the… …
33The Ohio State University Marching Band — School The Ohio State University Location Columbus, Ohio Conference Big Ten Founded 1878 Director Jon R. Woods …
34Thomas Henry Huxley — Woodburytype print of Huxley (1880 or earlier) Born 4 May 1825(1825 05 04) …
35Yellowstone National Park — Yellowstone redirects here. For other uses, see Yellowstone (disambiguation). Yellowstone National Park Grand Canyon of Yellowstone Location …
36Asterism (astronomy) — In astronomy, an asterism is a pattern of stars seen in Earth s sky which is not an official constellation. Like constellations, they are composed of stars which, while they are in the same general direction, are not physically related, often… …
37Hegel’s logic and philosophy of mind — Willem deVries LOGIC AND MIND IN HEGEL’S PHILOSOPHY Hegel is above all a systematic philosopher. Awe inspiring in its scope, his philosophy left no subject untouched. Logic provides the central, unifying framework as well as the general… …
38Absolute value — For the philosophical term, see Value (ethics). For the Akrobatik album, see Absolute Value (album). In mathematics, the absolute value (or modulus) |a| of a real number a is the numerical value of a without regard to its sign. So, for example,… …
39cardiovascular disease — Introduction any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a …
40Invisible ink — Invisible ink, also known as security ink, is a substance used for writing, which is invisible either on application or soon thereafter, and which later on can be made visible by some means. Invisible ink is one form of steganography, and it has… …
