Ku Indonesia anapeza penti wazaka 44.000

Utoto wopezeka pakhoma la phanga la ku Indonesia wazaka 44.000 wapezeka.

Zojambulazo zikuwoneka kuti zikuwonetsa njati yosakidwa ndi zolengedwa zina za anthu, mwanjira zina nyama zomwe zimakhala ndi mikondo komanso mwina zingwe.

Ofufuza ena amaganiza kuti chochitikachi chingakhale nkhani yakale kwambiri padziko lapansi.

Zomwe apeza zidafotokozedwa mu magazini ya Nature ndi akatswiri ofukula zakale ochokera ku Griffith University ya Brisbane, Australia.

Adam Brumm - wofufuza zinthu zakale wa Griffith - adawona zithunzizo kwa nthawi yoyamba zaka ziwiri zapitazo, mnzake waku Indonesia aponya mkuyu kuti akafike kudutsamo.

"Zithunzizi zidawonekera pa iPhone yanga," adatero Brumm. "Ndikuganiza kuti ndidatchula mokweza mawu a zilembo zinayi zaku Australia mokweza."

Dongosolo la ku Indonesia sindilo lakale kwambiri padziko lapansi. Chaka chatha, asayansi adati adapeza "cholengedwa chakale kwambiri cha anthu" pamwala wazaka 73.000 ku South Africa.

Kodi zojambulazo zikuwonetsa chiyani?
Mapangidwe ake adapezeka m'phanga lotchedwa Leang Bulu'Sipong 4 kumwera kwa Sulawesi, chilumba cha Indonesia kum'mawa kwa Borneo.

Dengalo limakhala lalikulu pafupifupi mita isanu ndipo likuwoneka kuti likuwonetsa mtundu wina wa buffalo wotchedwa anoa, kuwonjezera pa nkhumba zakutchire zomwe zimapezeka ku Sulawesi.

Pambali pawo pali ziwerengero zazing'ono zomwe zimawoneka zamunthu - koma zilinso ndi mawonekedwe azinyama monga michira ndi mavu.

M'chigawo chimodzi, anoa amakhala ndi anthu angapo onyamula mikondo.

"Sindinawonepo izi zonga izi," adatero Brumm. "Ndikutanthauza kuti, tawonapo mazana a malo ojambula pamwala m'derali - koma sitinawonepo chilichonse ngati malo osaka."

Komabe, ofufuza ena adakayikira ngati tsambalo likuyimira nkhani imodzi ndikuti itha kukhala zithunzi zingapo zojambula kwa nthawi yayitali.

"Ngati ndizovuta kukayikira," atero a Paul Pettitt, katswiri wofufuza za miyala ndi ukadaulo wa miyala kuchokera ku yunivesite ya Durham, adauza Nature.

Kodi tikudziwa bwanji kuti ndi zaka 44.000?

Gululi linasanthula "popcorn" yowerengera yomwe inali ndi utoto.

Ma radioanium uranium m'migodi amayamba kuwonongeka pang'onopang'ono, motero timuyo inayeza miyeso ingapo ya ma isotopu angapo a zinthuzi.

Adapeza kuti calcite pa nkhumba idayamba kupanga zaka 43.900 zapitazo, ndipo zosungidwa pama buffalo awiri zidali zosachepera zaka 40.900.

Pali mapanga kapena zolembera zosachepera 242 zokhala ndi zithunzi zakale ku Sulawesi chokha - ndipo malo atsopano amapezeka chaka chilichonse.

Kodi zikufanana bwanji ndi luso lina?
Mwina sikungakhale kapangidwe kakale kwambiri, koma ofufuza akuti mwina ndi nkhani yakale kwambiri yomwe idapezeka.

"M'mbuyomu, zojambula zakale zomwe zimapezeka m'masamba aku Europe zaka 14.000 - 21.000 zapitazo ndizochitika zakale kwambiri padziko lonse lapansi," inatero nyuzipepala ya Nature.

Mapangidwe a Sulawesi amathanso kukhala cholengedwa chakale kwambiri chopangidwa ndi nyama.

Chaka chatha, penti ku Borneo - yemwe amakhulupirira kuti ndi wakale kwambiri mwa nyama - adapezeka kuti anali ndi zaka 40.000.