Insurgents have been using armed drones to attack U.S. troops worldwide, so my co-inventor Alex Morrow and I built the DroneDefender to help protect them. It freezes enemy drones in place by disrupting radio- and satellite-control frequencies, but those airwaves are protected by the FCC, so we couldn’t just use the system—even on our own […]
Από τις τελευταίες μετρήσεις της ΝΑΣΑ σχετικά με την Ανταρκτική αναφέρεται ότι ετησίως την τελευταία δεκαετία λιώνουν 130 τόνοι πάγοι και μάλιστα η τήξη αυτή έχει επιταχυνόμενο ρυθμό. Σύμφωνα με την έκθεση, το νερό αυτό θα μπορούσε να καλύψει 1.3 εκατ. πισίνες ολυμπιακών διαστάσεων. Υπάρχουν σενάρια ότι αν συνεχιστεί αυτή η κατάσταση σε 100-200 έτη […]
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