Algunos vídeos de Internet muestran un aparentemente extraño fenómeno de la naturaleza, denominado "la tierra que respira". Some vídeos on Internet show an apparently strange phenomenon of nature called "breathing earth".
Aquí está la explicación racional / Here is the rational explanation
NUCAL is a proposal for a rational reform of the present Gregorian Calendar. A NUCAL Year consists of 13 months each of 28 days and each with 4 weeks of 7 days. NUCAL also proposes changing the Era convention and the starting and ending hours of the day.