Neo-Malthusians argue that key economic resources remain limited and that market behavior continues to be oriented around maximizing profits by managing scarcity.

FORBES: Creating a "Politics of Abundance" to Match Technology Innovation

Electrodes attached to the brain of a host "encoder" rat in Brazil processed the motor-oriented mental activity for a desired behavior, such as pressing a lever on cue, and converted it into a signal that was then received by a "decoder" rat as far away as Duke's US campus.

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Portrayals of smoking in kid-oriented movies tend to be less than realistic and are probably a weaker influence on tween and teen behavior than smoking in films geared toward older audiences, Sargent says.

CNN: Should smoking trigger an R rating?