ScientistsintheUKaredevelopingahigh-techharpoonthat'sdesignedtocleanupEarth'sgrowingspacejunk.Thebarbed,spear-likedevice,developedbyexpertsatAirbus,issettobetes
A"spaceharpoon"designedtocatchadefunctsatellitethesizeofadouble-deckerbushaspassedacrucialearthboundtest.Theone-metrelongmetaldevicewasfiredat55mphintoa3cm-thic