Sihloko: Isayensi

Ngisho nososayensi sebevele bahlaba umkhosi - ebudaleni abantu abayizigidi eziyizinkulungwane eziyi-1 bazoba izithulu

Kuyacaca ukuthi abazali bavame ukwenza ihaba lapho betshela izingane zabo ngezinkinga zempilo ezingase zibe khona ngenxa yokusebenzisa izinto zobuchwepheshe. Kodwa ubungozi bokulahlekelwa ukuzwa ngenxa yomculo onomsindo abukho kude nephupho. Bheka nje abantu abangaphezu kuka-40 abasebenza emafemini noma ezinkundleni zezindiza. Emazingeni omsindo angaphezu kuka-100 dB, ukuzwa akuzwakali. Ngisho nokweqisa okukodwa kuthinta izitho zokuzwa. Futhi kwenzekani ngezigubhu zendlebe lapho zinikezwa umsindo omkhulu nsuku zonke? Izinqubomgomo 'zokulalela ngokuphephile' zintsha emhlabeni wamagajethi I-World Health Organization (WHO) ilinganisela ukuthi cishe abantu abayizigidi ezingu-400 abaneminyaka yobudala engaphezu kwama-40 abanenkinga yokuzwa emhlabeni jikelele. Ucwaningo... Funda kabanzi

Izizathu eziyi-8 zokuthi kungani kunempushana ethreyini yomshini wokuwasha

Ngemishini yasendlini, ngisho nekhwalithi ephezulu kakhulu futhi ebiza kakhulu, ngezinye izikhathi kuyenzeka izinkinga ezihlukahlukene. Ngokuvamile lokhu kwenzeka ngomshini wokuwasha, ngoba. lena into eyinkimbinkimbi kakhulu. Enye yezinkinga ezivame kakhulu izinsalela zokuhlanza izingubo noma ezinye izinto zokuhlanza kuthreyi yokuhlinzeka. Geza, ukhiphe ilondolo, enye impushana isala ethreyini. Siyini isizathu? Lapho imbangela ingatholakala futhi iqedwe ngokwakho Kungase kube nezizathu eziningana, lapha futhi manje sizogxila kuphela ezivamile futhi sicabangele ukuthi ungayiqeda kanjani le nkathazo ngaphandle kokufaka isicelo sokulungisa umshini wokuwasha eLviv. Ukusetshenziswa kwempushana yekhwalithi ephansi. Nakuba engase abe... Funda kabanzi

Ingabe ubuhlakani bokwenziwa sebuhluzekile? Kukhona okukukhathazayo?

Umsebenzi wakwa-Google u-Blake Lemoine ubekwe ekhefini eliphuthumayo. Lokhu kwenzeke ngoba unjiniyela ukhulume ngokutholwa komqondo ngobuhlakani bokwenziwa. Abamele i-Google basho ngokusemthethweni ukuthi lokhu akunakwenzeka, futhi unjiniyela udinga ukuphumula. Ingabe ubuhlakani bokwenziwa sebuhlakaniphe? Konke kwaqala ngemva kokuba unjiniyela uBlake Lemoyne enqume ukukhuluma neLaMDA (Imodeli Yolimi Yezicelo Zezingxoxo). Lena imodeli yolimi yokuxhumana nomuntu. I-Smart bot. Okukhethekile kwe-LaMDA ukuthi idonsa ulwazi kusizindalwazi somhlaba wonke. Lapho ekhuluma ne-AI, uBlake Lemoyne washintshela esihlokweni sezenkolo. Futhi wamangala ngani lapho uhlelo lwekhompyutha lukhuluma... Funda kabanzi

I-Nikon CFexpress Type B 660 GB ye-Z9

Umkhiqizi waseJapan wemishini yezithombe uyabakhathalela abasebenzisi bayo. Ngokungeziwe ku-firmware eyandisa ukusebenza kwamakhamera, inikeza ukuthenga izesekeli ezisizayo. Lapha, muva nje, kwethulwe isilawuli kude se-MC-N10, esiza inqubo yokudubula. Manje - imemori khadi ye-Nikon CFexpress Type B 660 GB. Cha, besinephutha. Ingu-660 gigabytes ngevolumu. Embuzweni othi: "Okwani", siphendula - ukurekhoda ividiyo ngesinqumo esingu-8K ngenani eliphezulu lozimele. I-Nikon CFexpress MC-CF660G - izici Isici sememori khadi akuwona nje umthamo wayo omkhulu. Okuthakazelisayo yijubane lokubhala (1500 MB / s) kanye nesivinini sokufunda (1700 MB / s). Ukuze uqhathanise ngokuphelele, amamojula enkumbulo yekhompyutha ye-PCIe 3.0 x4 / NVMe anesivinini esingu-2200 MB / s. ... Funda kabanzi

I-AV-receiver Marantz SR8015, uhlolojikelele, imininingwane

UMarantz ungumbungazi ohamba phambili Imikhiqizo yenkampani idume ngezixazululo zayo emakethe yemishini ye-Hi-Fi yezinhlelo zetiyetha yasekhaya. I-flagship entsha i-Marantz SR8015 isamukeli se-AV yesiteshi esingu-11.2K 8. Futhi wonke amafomethi akamuva e-3D omsindo wetiyetha yasekhaya enamandla enomsindo womculo osezingeni eliphezulu. Imininingwane Marantz SR8015 Umamukeli ufakwe okokufaka okukodwa okuzinikele kanye nokuphumayo okubili kwe-HDMI 8K. Ukukhuphukela ekulungisweni kwe-8K kuyatholakala kuzo zonke izimbobo ze-HDMI eziyisishiyagalombili. Isekela 4:4:4 Umbala Ohlanzekile we-chroma subsampling, HLG, HDR10+, Dolby Vision, BT.2020, ALLM, QMS, QFT, VRR technologies. Ama-amplifiers amanje aphezulu ahlukene ahlinzeka ngama-watts angu-140 esiteshini (8 ohms, 20 Hz-20 kHz, THD: ... Funda kabanzi

Ukunikezwa okuthakazelisayo okuvela ku-Oclean ngomhla ka-11.11.2021

I-Oclean imemezele iphromoshini ethokozisayo yabathengi bayo. Umthengi ngamunye unethuba lokuwina i-Xiaomi G9 Vacuum vacuum cleaner engenazintambo noma amakhanda esixubho. Izimo zokukhushulwa zilula, futhi izintengo zezimpahla zimane zijabulisa iso. Phela, lena i-Oclean, umkhiqizi okwazile ukuthola ukuvumelana phakathi kwentengo nekhwalithi. Ukunikezwa komkhiqizo we-Oclean kusuka ngomhlaka-11 Novemba kuya ku-13, 2021 iphromoshini ye-"Double 11". I-oda lokuthenga eliyimpumelelo le-Oclean Xpro smart toothbrush lizonikeza ithuba lokuwina i-Xiaomi G9 Vacuum vacuum cleaner engenazintambo. Esikhathini esizayo esiseduze, lesi simangaliso sekhulu lama-21 sizoza kithi ukuze sihlolwe, futhi sizokutshela ngokuningiliziwe mayelana nokungenamkhawulo ... Funda kabanzi

Ukufana kwesibuko kweplanethi enguMhlaba - ukucabanga okusha kososayensi

Izazi zezinkanyezi ezivela emazwenikazi amaningana ngasikhathi sinye zakhuluma ngokuvumelana nenkolelo-mbono yokuba khona kweplanethi yesibili efana noMhlaba. Ngokusho kososayensi, iplanethi ingeyesimiso sonozungezilanga futhi ayibonakali nje eMhlabeni. Yena, njengesibuko, ucasha ngemuva kweLanga namanye amaplanethi. Futhi ukuze uyibone, kuyadingeka ukuthi ama-probe asuke kude kakhulu ne-Jupiter ukuze abone ukuthi kwenzekani ngale kwe-Neptune. Iplanethi ye-Mirror - u-Vadim Shefner wayeqinisile Ukuthi ungakhumbuli kanjani inoveli yesayensi eqanjiwe yomlobi omkhulu u-Vadim Shefner "Umjondolo Wezikweletu". Lapho umbhali ethatha ubukhona besibuko seplanethi enguMhlaba, engabonakali nje ngenxa yokuhamba kwamanye amaplanethi neLanga. "Yalmez" - leli yigama umbhali alinikeza iplanethi. Ngezilimi ezahlukene... Funda kabanzi

I-Tonometer OMRON M2 Basic - umsizi wezokwelapha ongcono kakhulu

Imakethe ye-tonometer inothile ngokunikezwayo. Futhi umthengi ulahlekile ku-assortment, enikezwa inqwaba yabakhiqizi abavela emazweni ahlukene. Wonke umuntu ukhuluma kahle kakhulu ngekhwalithi yemikhiqizo kangangokuthi umthengi ucindezela ngokuzenzakalelayo inkinobho ethi "thenga". Ima. Umsebenzi wethu ukuxwayisa umthengi ukuthi u-99% wama-blood monitors awahlangabezani nezidingo ezishiwo. Asithengisi lutho kulesi sihloko - ngeke kube khona izixhumanisi zemikhiqizo noma abakhiqizi. Ukwabelana nje ngolwazi lwethu. Kuma-monitor omfutho wegazi we-4 athengwe e-China esizeni se-AliExpress, asikwazi ukuncoma umkhiqizo owodwa. Okufanele kube i-tonometer yekhwalithi ephezulu I-tonometer iyithuluzi lokunquma umfutho wegazi. Lokhu kuyadingeka ukuze... Funda kabanzi

Izifudumezi zikagesi - ezingcono nokuthi kungani

Njengoba amaqhawe ochungechunge olulodwa athi - "Ubusika buyeza." Futhi umuntu angaphikisana ngezinga lokufudumala komhlaba ad infinitum. Kunoma yikuphi, akuwona wonke umuntu onokufudumeza okuphakathi. Futhi ama-air conditioner adla kakhulu futhi awahlali eqala emakhazeni. Izifudumezi zikagesi - siyini Zikhawulele ngokushesha ohlwini lwemisebenzi ama-heater okufanele abhekane nayo. Sikhuluma ngokushisisa indawo yokuhlala - indlu, ifulethi, ihhovisi. Ngokuvumelana nalokho, sinquma yonke imishini, ngendlela yamakhethini ashisayo noma izibhamu. Lawa ngamadivayisi emisebenzi emikhulu futhi awasilungele. Ungathenga ama-heater kagesi ezinhlobo ezi-5: Amafutha. I-Ceramic. i-infrared. Umoya. Ama-Convector. Uhlobo ngalunye lwe-heater... Funda kabanzi

Ukwelashwa kwe-Achedaway Smart Cupping - ukhohlwa ngokubhaka okujwayelekile

Ukwelashwa ngamabhange ezokwelapha (cupping therapy) kwaziwa esintwini isikhathi esingaphezu kwenkulungwane yeminyaka. Ezincwadini zezokwelapha, esigabeni "somlando", ungacabangela imiyalelo yasendulo yokubeka izinkomishi emhlane wakho. E-Egypt, eChina, futhi kamuva eYurophu, abelaphi basebenzisa i-vacuum therapy ukuze bakhuthaze amasosha omzimba ngokwandisa ukugeleza kwegazi kuma-lymph nodes. Inqubo yokulungiselela nokufaka amathini ayilula. Okuhamba phambili ukuphepha kwesiguli. Ukubulala amagciwane kwezimbiza, ukulungiswa kwesikhumba sangemuva, indawo yokufaka, ukulawula isikhathi esiqinile. Zonke lezi zidingo ziyahlangatshezwa njalo uma kwenziwa inqubo yokwelapha. Odokotela neziguli ngokufanayo baphefumulele phezulu ngokwethulwa kwe-Achedaway Smart Cupping Therapy emakethe. Ubuchwepheshe obuphezulu bekhulu lama-21, ekugcineni, ... Funda kabanzi

I-akhawunti ye-Perseverance rover ithola ukuthandwa ku-TWITTER

I-NASA inikeze abantu ithuba lokubuka iplanethi ebomvu nge-lens ye-Perseverance rover. I-American Astronautical Administration yaze yakha i-akhawunti enkundleni yokuxhumana i-TWITTER. Futhi abafundi abanentshisekelo empilweni ye-Mars batholakala ngokushesha. Ngesikhathi sokubhala, i-akhawunti ye-@MarsCuriosity isivele inabalandeli abayizigidi ezingu-4.2. Kungani udinga i-akhawunti ye-Perseverance rover Kuyathakazelisa ngempela futhi kuhle. Ukude ifana nemfuno lapho umlingiswa oyinhloko (i-rover) ehlola iplanethi entsha. Futhi akekho owaziyo ukuthi yiziphi izithiyo azobhekana nazo noma yiziphi izinto zobuciko azozithola. Isikhathi esimnandi kukho konke lokhu izinga eliphezulu lezithombe. Ku-TWITTER, ngaphansi kwesithombe ngasinye, kukhona isixhumanisi sewebhusayithi ye-NASA. Ngingakutholaphi okufanayo... Funda kabanzi

Umunwe wedijithali Pulse Oximeter

Abakhiqizi bamawashi namasongo ahlakaniphile bangafakazela ukusebenza kahle kwe-pulse oximeters kumagajethi abo ngendlela abathanda ngayo. Kodwa lesi sici asisoze sasebenza kahle esihlakaleni. Ukulinganisa izinga le-oxygen egazini kwenziwa ngomunwe kanye nezinzwa ezikhethekile eziguqulelwe le njongo. Kodwa abenzi besongo kufanele banikezwe okubafanele. Phela, ngenxa yabo, imakethe yabona izixazululo eziningi ezenziwe ngomumo ngentengo evumayo kakhulu. I-Digital finger pulse oximeter - ukuthi iyini futhi kungani uyidinga I-pulse oximeter iyisisetshenziswa esingakwazi ukukala ukushaya kwenhliziyo (PR) kanye nokugcwala komoyampilo egazini (SpO2). Zombili izinkomba ziyakwazi ukubona izifo ezihambisana nezitho zangaphakathi zomuntu. Imiphumela etholwe ngemva kokulinganisa... Funda kabanzi

Inyanga ebomvu ebomvu yinto yemvelo

I-supermoon (supermoon) yinto engokwemvelo eyenzeka ngesikhathi sokusondela kweplanethi enguMhlaba kusethelayithi yeNyanga. Ngenxa yalokho, i-disk yenyanga iba nkulu kumuntu obukele eMhlabeni. I-Lunar illusion - isenzakalo esenzeka lapho ubheka inyanga, eseduze nomkhathizwe. Ngenxa yesimo esiyi-elliptical sesathelayithi, kubonakala sengathi iyanda ngosayizi. I-super moon kanye ne-illusion yenyanga yizimo ezimbili ezihluke ngokuphelele. I-Pink supermoon - into engokwemvelo I-pink tint (futhi ngezinye izikhathi igqamile noma ibomvu ngokumnyama) yeNyanga ithola ngenxa yamafu. Ukuhlehla kwemisebe yeLanga edlula ongqimbeni oluminyene lomkhathi kudala ukugqama okungekona okwemvelo esweni. Ngokuyisisekelo, kuwumphumela (isihlungi) obonakalayo... Funda kabanzi

Idivaysi yokuhambisa insipho engaxhumana nayo - isisombululo se-chic sendlu yakho

Ezindaweni zomphakathi, lapho uvakashela isitolo, igalaji likaphethiloli noma indawo yezokwelapha, ungathola izinto eziningi eziwusizo. Futhi lapho ufika ekhaya, kuba nomuzwa ongavamile wokuzizwa uphansi. Kodwa isimo kulula ukusilungisa. AmaShayina ahlakaniphile aqhamuke nezixazululo ezithakazelisayo isikhathi eside futhi alungele ukusithengisa ngentengo ephansi kakhulu. Isikhiphi sensipho esingathintana naye No. 1 Wonke umuntu ukhumbula ukwenziwa kwakudala komshini wokukhipha insipho ewuketshezi kusukela ebuntwaneni. Ubuchwepheshe obunjalo besimangaliso bafakwa kumathilomu, imigoqo, izindawo zokudlela, amahhotela neziteshi zikaphethiloli. Ukuze uthole insipho, kwakudingeka ucindezele inkinobho. Kodwa lobu ubuchwepheshe bekhulu leminyaka elidlule. Ngenxa yentuthuko emisha, umhlaba ubone idivayisi ethuthuke kakhulu. Ukuze uthole ingxenye yensipho efiselekayo, awudingi ukucindezela noma yini. ... Funda kabanzi

UNeuralink - U-Elon Musk waphelelisa inkawu

Khumbula ukuthi inkulumo ethi "Inkawu izophuma esikhwameni"? Kwashiwo ngu-Elon Musk ngonyaka ka-2019 mayelana nokuqaliswa kokuqaliswa kwe-neurotechnological Neuralink. Ngakho-ke, i-philanthropist yakwazi ukufeza iphrojekthi yakhe ngokusebenza. U-Elon Musk waphelelisa inkawu. "Indoda Yomshini Wokusika Utshani" Yaqaphela Emuva ngo-1992, ifilimu eqanjiwe yesayensi ethi "The Lawnmower Man" yabangela ukuqhuma kwehlombe kubalandeli balolu hlobo. Mhlawumbe, kungaleso sikhathi lapho umqondo wazalelwa khona ukwenza izimpungushe zibe zesimanje, zilethe ezingeni elisha. Futhi kwenzeka, inkawu ka-Elon Musk idlala imidlalo yekhompiyutha ngamandla okucabanga. Ngokusho kososayensi, bakwazile ukuqeda ukulimala phakathi komgogodla nobuchopho. Akukacaci kahle ukuthi lokhu kuhlangene ngani nezinkawu. Kodwa... Funda kabanzi