Gishirin narkakkar da gumin mutum: batura masu ban mamaki da za su iya adana makamashi mai sabuntawa.
A cikin hamadar Hadaddiyar Daular Larabawa, wani babban aikin makamashi mai tsabta—wanda ya kai girman filin wasan ƙwallon ƙafa kusan 12,600—zai sami ci gaba: yin amfani da hasken rana don...