An tono wani tsohon megastructure mai shekaru 10,000 a ƙarƙashin Tekun Baltic.

Zurfafa a ƙarƙashin Tekun Baltic akwai tsohuwar wurin farauta! Masu nutsowa sun gano wani katafaren tsari, sama da shekaru 10,000, yana hutawa a zurfin mita 21 a bakin tekun Mecklenburg Bight a cikin Tekun Baltic. Wannan abin ban mamaki da aka samu shine ɗaya daga cikin sanannun kayan aikin farauta da mutane suka gina a Turai.

An yi wani abu mai ban mamaki a cikin zurfin Tekun Baltic! Masana kimiyya sun yi tuntuɓe a kan wani katafaren gini na ƙarƙashin ruwa wanda ya kasance sama da shekaru 10,000. Wannan katafaren gini, wanda aka yi imanin cewa yana daya daga cikin tsoffin kayan aikin farauta da mutum ya kera a Turai, masu farautar zamanin Dutse ne suka gina shi.

An tono wani megastructure mai ban mamaki mai shekaru 10,000 a ƙarƙashin Tekun Baltic 1
Tsarin 3D na ɗan gajeren sashe na bangon dutse kamar yadda yake bayyana a ƙarƙashin Tekun Baltic. Kirkirar Hoto: Philipp Hoy, Jami'ar Rostock / samfuri: Jens Auer, LAKD MV

Ka yi tunanin layin da ke shimfiɗa kusan kilomita ɗaya a kan gaɓar teku - wannan shine ma'aunin wannan abin ban mamaki. Masu bincike da ake yi wa lakabi da "Blinkerwall", yana da kusan tsakuwa 1,500 da duwatsu da aka jera sosai a jere. Wannan bangon ruwa ba a gina shi don ado ba; an yi imanin ya taka muhimmiyar rawa a rayuwar mafarauta.

An tono wani megastructure mai ban mamaki mai shekaru 10,000 a ƙarƙashin Tekun Baltic 2
Halin halittar karkashin teku na yankin, wanda aka tattara ta amfani da abin hawa mai nisa. A cikin hoto na 3, fararen kiban suna nuni zuwa Blinkerwall. Kirjin Hoto: Geersen et al., PNAS (2024)

Ta yaya daidai? Masu bincike suna tsammanin wani bangare ne na dabarun farauta dalla-dalla. Reindeer, tushen abinci mai mahimmanci ga waɗannan mutane na farko, wataƙila an garzaya da su zuwa bango. Ƙila layin duwatsun ya kasance shinge ko mazurari, wanda ya sauƙaƙa wa mafarauta su kwashe ganima.

An tono wani megastructure mai ban mamaki mai shekaru 10,000 a ƙarƙashin Tekun Baltic 3
Masu bincike sun yi kusan sake gina yadda bangon dutse ya bayyana a lokacin zamanin Dutse. Kirkirar Hoto: Michal Grabowski / Jami'ar Kiel

Wannan binciken ba kawai game da bangon ruwa mai sanyi ba ne. Yana ba da haske kan hazaka da basirar al'ummomin zamanin Dutse. Blinkerwall yana magana da yawa game da hadaddun ayyukan farautarsu, halayen yanki, da ikonsu na tsarawa da aiki tare.

An fara tona asirin Blinkerwall ne kawai. Ci gaba da bincike ya yi alkawarin samar da haske mai ban sha'awa game da rayuwar waɗannan tsoffin mafarauta da kuma yadda suka dace da muhallinsu.