Sixtilio Dalmau Posts - TopicsExpress

“Buenas noches. Hubo un hombre llamado Galileo Galilei,
“Buenas noches. Hubo un hombre llamado Galileo Galilei, dedicado al estudio, a horas encerrado viendo astros, sacando las conclusiones de su observ...

Earth could continue to host life for at least another 1.75
Earth could continue to host life for at least another 1.75 billion years, as long as nuclear holocaust, an errant asteroid or some other disaster doe...