I-Ishango Bone: Impicabadala yezibalo yeminyaka engu-20,000
I-Ishango Bone ingenye yezinto ezindala kakhulu ezaziwayo ezingaqukatha okuqoshiwe okunengqondo noma kwezibalo.
Isayensi
Thola lapha konke mayelana nokuqalwa kokusungulwa nokutholakele, ukuziphendukela kwemvelo, isayikholoji, izivivinyo zesayensi eziyinqaba, kanye nemibono esika onqenqemeni kuyo yonke into.
Thayipha Impucuko V: Impucuko yonkulunkulu bangempela!
Impucuko yoHlobo lwe-V izothuthukiswa ngokwanele ukuthi ikwazi ukubalekela umkhathi wayo wendabuko futhi ihlole izinhlobonhlobo. Impucuko enjalo yayiyokwazi ubuchwepheshe ize ifinyelele ezingeni lapho yayingakwazi khona ukulingisa noma ukwakha umkhathi ngokwezifiso.
I-Quetzalcoatlus: Isidalwa esindizayo esikhulu kunazo zonke emhlabeni esinamaphiko angamamitha angu-40
Njengoba amaphiko anwebeka afinyelela kumamitha angu-40, i-Quetzalcoatlus iphethe isihloko sokuba isilwane esindizayo esikhulu kunazo zonke esake sahlobisa iplanethi yethu. Nakuba yabelana ngesikhathi esifanayo nama-dinosaurs anamandla, i-Quetzalcoatlus yayingelona idayinaso ngokwayo.
Ukumba ipayipi lamanzi angcolile e-Auckland kuveza “inqolobane yamagugu” emangalisayo
Ngokusebenzisa izinsalela ezingaphezu kuka-300,000 kanye nokuhlonzwa kwezinhlobo ezingu-266, okuhlanganisa ukuhlukahluka okuyishumi okungakaze kubonwe ngaphambili, ososayensi nochwepheshe baye bembula umhlaba owawukhona phakathi kweminyaka eyizigidi ezi-3 nezingu-3.7 edlule.
“Indawo efile” oLwandle Olumnyama lapho ososayensi bathola khona imikhumbi egcinwe kahle eneminyaka engu-2,400 ubudala.
Lapho ucwila ekujuleni kwezimfihlakalo zesikhathi esidlule, ukutholwa ekujuleni koLwandle Olumnyama kwembula inqolobane yokuphahlazeka kwemikhumbi yasendulo, eyahlehlela emuva eminyakeni eyizi-2,400 , nemikhumbi ethile ilondolozwe kahle kangangokuthi izimpawu zokushisela zomakhi wokuqala zazisengakwazi. kubonakale.
Imifece yasendulo yembula amakhulukhulu ezinyosi ezicwilisiwe zangesikhathi sikaFaro
Cishe eminyakeni engu-2975 edlule, uFaro Siamun wabusa phezu kwe-Lower Egypt ngenkathi uBukhosi bukaZhou bubusa eChina. Phakathi naleso sikhathi, kwa-Israyeli, uSolomoni wayelindele ukulandelwa kwakhe esihlalweni sobukhosi ngemva kukaDavide. Esifundeni manje esisazi ngokuthi yiPortugal, izizwe zase zisondela esiphethweni seNkathi Yethusi. Ngokuphawulekayo, endaweni yanamuhla yase-Odemira ogwini oluseningizimu-ntshonalanga yePortugal, kwenzeke isenzakalo esingavamile nesingavamile: inani elikhulu lezinyosi zafela ngaphakathi kwemifece yazo, izici zazo eziyinkimbinkimbi ze-anatomical zilondolozwe ngendlela efanele.
Umugqa wesikhathi womlando womuntu: Izehlakalo ezibalulekile ezalolonga umhlaba wethu
Umugqa wesikhathi womlando womuntu uyisifinyezo sokulandelana kwezenzakalo ezinkulu nentuthuko empucukweni yabantu. Kuqala ngokuvela kwabantu bokuqala futhi kuqhubeke ngempucuko ehlukahlukene, imiphakathi, kanye nezigigaba ezibalulekile njengokusungulwa kokubhala, ukukhuphuka nokuwa kwemibuso, intuthuko yesayensi, kanye nokunyakaza okubalulekile kwamasiko nezepolitiki.
Umlando omfushane Womhlaba: Isikali sesikhathi sokuma kwezwe - ama-eons, ama-eras, izikhathi, ama-epoch neminyaka
Umlando woMhlaba uyinganekwane ethokozisayo yokuguquka njalo nokuziphendukela kwemvelo. Eminyakeni eyizigidigidi, iplanethi iye yaba nezinguquko ezimangalisayo, ezakheka amandla okwakheka komhlaba kanye nokuvela kokuphila. Ukuze baqonde lo mlando, ososayensi benze uhlaka olwaziwa ngokuthi isikali sesikhathi sokuma kwezwe.
Udrako wempilo yangempela: Kutholwe isilwane esihuquzelayo esikhulu kunazo zonke sase-Australia
Izazi ze-paleontology e-University of Queensland, e-Australia, ziye zathola lokho okubonakala kuyinto eseduze kakhulu nodrako ophilayo ngempela futhi muhle ngendlela ezwakala ngayo.
Ingabe ama-octopus "angabafokazi" avela emkhathini? Uyini umsuka walesi sidalwa esiyimpicabadala?
Sekuyisikhathi eside ama-octopus eheha umcabango wethu ngemvelo yawo engaqondakali, ubuhlakani obumangalisayo, kanye namakhono omhlaba. Kodwa kuthiwani uma kunokuningi kulezi zidalwa eziyimpicabadala kunalokho esingakubona?
