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French, a doctoral candidate in aerospace engineering at North Carolina State University, has determined a way to effectively divert asteroids and other threatening objects from impacting Earth by attaching a long tether and ballast to the incoming object. By attaching the ballast, French explains, "you change the object's center of mass, effectively chan Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Sursa Speranta.info Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro Am vazut multe ceasuri superbe pe www.topceas.ro ging the object's orbit and allowing it to pass by the Earth, rather than impacting it."