Ososayensi abafuna ama-alien bathola isignali engaqondakali evela ku-Proxima Centauri
Ithimba lezazi zezinkanyezi ezivela kuphrojekthi yesayensi efuna ukuphila kwangaphandle komhlaba, okuyingxenye yayo uStephen Hawking ongasekho, lisanda kuthola ukuthi yikuphi okungaba ubufakazi obuhle kakhulu ukuze...