







































Researchers have developed an underwater acoustic system for the localization of marine mammals, underwater vehicles and other sound sources in the ocean, using no more than a single hydrophone (basically an underwater microphone) as a receiver. Geology News — ScienceDaily
(ANSA) – Vatican City, October 24 – Pope Francis’ call for the Church to be poor and for the poor is producing the first effects at the Vatican. After a number of bishops and high prelates replaced their golden crosses … Continue reading