Kuwala kumagwira ntchito yofunika kwambiri pamoyo wathu.Pamlingo wofunikira kwambiri, kudzera mu photosynthesis, kuwala kuli pa chiyambi cha moyo weniweniwo.Kuphunzira kwa kuwala kwapangitsa kuti pakhale mphamvu zowonjezera zowonjezera mphamvu, kupita patsogolo kwachipatala kopulumutsa moyo mu teknoloji ya diagnostics ndi chithandizo, intaneti yothamanga kwambiri ndi zina zambiri zomwe zatulukira zomwe zasintha anthu ndikupangitsa kumvetsetsa kwathu chilengedwe.Ukadaulo uwu udapangidwa kupyolera muzaka mazana ambiri zakufufuza kofunikira pazachilengedwe - kuyambira ndi ntchito ya Ibn Al-Haytham, Kitab al-Manazir (Buku la Optics), lofalitsidwa mu 1015 komanso kuphatikiza ntchito ya Einstein koyambirira kwa zaka za zana la 20, yomwe. inasintha mmene timaganizira za nthawi ndi kuwala.

TheTsiku Lowala Padziko Lonseimakondwerera ntchito yomwe kuwala kumagwira mu sayansi, chikhalidwe ndi luso, maphunziro, ndi chitukuko chokhazikika, komanso m'madera osiyanasiyana monga mankhwala, mauthenga, ndi mphamvu.Chikondwererochi chidzalola kuti magulu ambiri a anthu padziko lonse azichita nawo ntchito zomwe zimasonyeza momwe sayansi, teknoloji, luso ndi chikhalidwe zingathandizire kukwaniritsa zolinga za UNESCO - kumanga maziko a anthu amtendere.

Tsiku la Kuwala Padziko Lonse limakondwerera pa 16 May chaka chilichonse, tsiku lokumbukira ntchito yoyamba yopambana ya laser mu 1960 ndi katswiri wa sayansi ndi injiniya, Theodore Maiman.Tsikuli ndikuitana kulimbikitsa mgwirizano wa sayansi ndikugwiritsa ntchito kuthekera kwake kulimbikitsa mtendere ndi chitukuko chokhazikika.

Lero ndi May 16, tsiku loyenera chikumbutso ndi chikondwerero kwa munthu aliyense wowunikira.Meyi 16 uyu ndi wosiyana ndi zaka zam'mbuyomu.Kuphulika kwapadziko lonse kwa mliri watsopano wa korona kwapangitsa aliyense wa ife kumvetsetsa kufunikira kwa kuwala.Bungwe la Global Lighting Association lomwe lidatchulidwa m'kalata yake yotseguka: Zowunikira ndi zida zofunika kuthana ndi mliriwu, ndikuwonetsetsa kuti zinthu zowunikira nthawi zonse ndizofunikira pothana ndi mliriwu.