Pediomelum castoreum inflorescence is a raceme of several blue or purple pealike flowers each roughly a centimeter long. The fruit is a hairy oval legume pod tipped with a long, curved beak. It contains ridged gray seeds each about 6 millimeters long. Pediomelum castoreum Pediomelum castoreum is a species of flowering plant in the legume family known by the common names beaver Indian breadroot and beaver dam breadroot. It is native to the deserts around the intersection of California, Nevada, and Arizona, where it grows in local habitat including disturbed areas. It is a perennial herb with no stem or a short
Cybernetics: Or Control and Communication in the Animal and the Machine Cybernetics: Or Control and Communication in the Animal and the Machine Cybernetics: Or Control and Communication in the Animal and the Machine is a book written by Norbert Wiener and published in 1948. It is the first public usage of the term "cybernetics" to refer to self-regulating mechanisms. The book laid the theoretical foundation for servomechanisms (whether electrical, mechanical or hydraulic), automatic navigation, analog computing, artificial intelligence, neuroscience, and reliable communications. A second edition with minor changes and two additional chapters was published in 1961. The book aroused a considerable amount of public discussion and comment at the time of