Dr. John Beck, recently married, decides to take his wife, Cathy, spelunking in Carlsbad Cavern. While there, Dr. Beck, who specializes in bats, is...
With his assistant, Laura Hutchinson, Dr. David Conway develops a device to advance the fledgling science of earthquake prediction. After forecasting...
Besplatni neograničeni pristup, Potražite bilo što bez oglasa, Milijuni naslova koji se dodaju svaki dan, Sve platforme i potpuno optimizirane, Bilo gdje i bilo kada
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