Chimodzi mwazinthu zosangalatsa za maswiti owuma ndi chizolowezi chake chopepuka ndikuwonjezera kukula panthawi yowuma. Zodabwitsazi si kuwerenga zokopa; Ili ndi malongosoledwe asayansi ofotokozedwa pakusintha kwakuthupi komwe kumachitika nthawi youma ...