 raatiyugam antey emti ?
 raati yugam visthrutha charitrapurva kaalam ,  yea samayamlo raayini amchu ,  bindhuvu ledha percussion uparitalamtho raati panimutlanu tayyaru cheyadanki vistrutamgaa upayoginchabadindi .  yea kaalam sumaaru  3.4  mallan samvatsaraala paatu konasaagindi mariyu lohapu pania yokka aagamanamtho  4,000 BC  mariyu  2,000 BC  Madhya mugisindhi .  mellable lohaala yokka konni sadarana lohapu pania ,  mukhyamgaa aabharanaala payojanaala choose bangaram mariyu raagini upayoginchadam ,  raati yugamloo telisinappatiki ,  raagini kariginchadam mariyu kariginchadam raati yugam mugimpunu suchisthundi .  paschimasialo ,  idi dadapu  3,000 BC  natiki jargindi ,  kamsya vistrutamgaa vyaapinchindi .  kamsya yugam aney padaanni raati yugaanni anusarinchina kollanni vivarinchadaaniki ,  alaage raagi mishramaalanu  ( kamsya :  vaasthavaaniki raagi mariyu arsenic ,  taruvaata raagi mariyu tin )  panimutlu cheyadanki saanketikatalu mariyu saanketikatalanu abhivruddhi chosen samskruthulanu vivarinchadaaniki ,  raayini bhartee cheyadanki upayogistaaru .  anek upayogaalalo .

 kanugonabadina raati yugam kalakhandalalo adhunika manaollu upayoginchina saadhanaalu ,  heuumoo jaatiki chendina vaari puurva jaathulu mariyu bahusa antakumundu pakshikanga samakaaleena jaathulu australopithecus mariyu paranthropus dwara upayoginchabadataayi .  yea kaalamlo upayoginchina emuka saadhanaalu kanugonabaddaayi ,  ayithe ivi chaaala aruduga puraavastu recordulo bhadraparachabaddayi .  raati yugam vaadukalo unna raati panimutla rakaluga upavibhajana cheyabadindhi .
 raatiyugam anede millionla samvatsaraala paatu konasagina charitrapurva kaalam mariyu lohapu pania yokka aagamanamtho  4,000 BC  mariyu  2,000 BC  Madhya mugisindhi mariyu mugisindhi .  yea kaalamlo ,  raati panimutlu mariyu aayudhaalanu amchu ,  bindhuvu ledha percussion uparitalamtho tayyaru cheyadanki raayini vistrutamgaa upayoginchaaru .
 human saankethika puurva charithra kalakramanni kriyaatmaka kaalaalugaa vibhajinchadaaniki puraavastu shaasthramlo tarachugaa upayoegimchae muudu - yuga vyavasthaloo raati yugam modati kaalam ,  tharuvaathi remdu varusaga kamsya yugam mariyu inupa yugam .
 mellable lohaala yokka konni sadarana lohapu pania ,  mukhyamgaa aabharanaala payojanaala choose bangaram mariyu raagini upayoginchadam ,  raati yugamloo telisinappatiki ,  raagini kariginchadam mariyu kariginchadam raati yugam mugimpunu suchisthundi .
 raati yugam kudaa saadharanamga muudu vibhinna kaalaalugaa vibhajinchabadindhi :  prachina shilaayugam ,  idi athantha praacheenamainadi mariyu athantha praacheenamainadi ;  mesolithic yugam ani piluvabadee suukshamyna saadhanaalatho koodina parivartana kaalam ;  mariyu chivari dhasha neolithic yugam ani pilustharu .  neolithic prajalu vyavasaayam vistrutamgaa maarinanduna vetagalla samajala nundi pattanhaalu mariyu graamaalaloo nivasinche sthiramaina jeevanasailiki modhatigaa maararu .