Einstein mepụtara ụzọ iche echiche a na-akpọ a? N'iburu ajụjụ nke mbụ n'uche, dee ihe gbara ya gburugburu bụ́ nke ga-enye azịza ya. Ọ nwere ike ịbụ 1 - 20 ahịrịokwu. Ihe ndị gbara ya gburugburu:
O yiri ka ọ̀ bụ nanị otú mbara ala bụ́ Mercury si agba ụwa gburugburu ka iwu Newton nke ike ndọda na-apụghị ịkọwa n'ụzọ zuru ezu. Ụfọdụ ndị na-enyocha mbara igwe na-ekwu na e nwere mbara ala ọzọ (Vulcan) nke pụrụ ịkọwa ihe ndị ahụ na-ekwekọghị ekwekọ; Otú ọ dị, n'agbanyeghị ihe ụfọdụ e kwuru na mbụ, a chọtaghị mbara ala dị otú ahụ. Mgbe Albert Einstein chepụtara echiche ya banyere otú ihe dịruru ná mma (GR), o lekwasịrị anya n'ihe banyere otú Mercury si agba gburugburu mbara igwe ma chọpụta na echiche ya gbakwụnyere mgbazi, bụ́ nke pụrụ ịkọwa ihe kpatara nghọtahie ahụ. Nke a bụ nke mbụ e gosipụtara na Ozizi Newton Banyere Ike ndọda ezighị ezi karịa ụzọ ọzọ.