The physical Internet backbone that carries information between the various nodes of the network is now the work of several firms called Internet service providers (ISPs), including firms that offer long distance pipelines, occasionally at the international level, regional local conduit, which ultimately links in homes and businesses. (411-money.com)
Global society operates as a network of creativity and innovation, with a set of «idea capitals» forming the principal nodes of this network. (scientificamerican.com)
Our current goal is to manipulate the activity of neurons in a specific node of this network, the prefrontal cortex, to test specific hypotheses regarding the role of this brain area in these two basic functions. (robarts.ca)