The period between the middle of the nineteenth and the middle of the twentieth century represents a remarkable period in the history of science and technology. During this epoch, several discoveries and inventions removed many practical limitations of what individuals and societies could achieve. Especially in the field of communications, revolutionary developments took place such as high spee...

Red music during the Agrarian Revolutionary War was rooted in leadership of Communist Party China and grew up revolutionary struggle. Based on a study background, style effect red this period, paper discusses role propagating theories, mobilizing masses inspiring people founding development bases such as Jinggangshan Mountain, Central Soviet Area Shaanxi-Gansu Border.

A revolutionary entrepreneur strategically chooses the revolutionary agenda to maximize the likelihood of revolution. Citizens have different preferences and can contribute varying degrees of support. This presents the revolutionary entrepreneur with a tradeoff between extensive and intensive margins of support. We show: (1) Extremists exert a disproportionate influence over the revolutionary a...

Microbial biology is undergoing a renaissance, and in this special section we explore bursts of progress in areas ranging from how pathogens invade cells to the origins of life. News reports beginning on this page focus on the extremophiles--unusual microbes that flourish in harsh conditions--while the Articles that follow probe a broad range of topics, including plant-microbe interactions and ...