Udidi: Sayensi
Kucacile ukuba abazali badla ngokubaxa izinto xa bexelela abantwana babo ngeengxaki zempilo ezinokwenzeka ngenxa yokusetyenziswa kwezixhobo zombane. Kodwa umngcipheko wokungeva ngenxa yomculo ongxolayo awukude nentelekelelo. Jonga nje abantu abangaphezu kwama-40 abasebenza kwiifektri okanye kumabala eenqwelomoya. Kumanqanaba esandi angaphezu kwe-100 dB, ukungeva akwenzeki. Kwanokugqithisa nje okukodwa kuchaphazela amalungu okuva. Yaye kwenzeka ntoni kumagubu endlebe xa eva isandi esikhulu yonke imihla? Imigaqo-nkqubo 'yokumamela ngokukhuselekileyo' mitsha kwihlabathi lezixhobo UMbutho wezeMpilo weHlabathi (i-WHO) uqikelela ukuba malunga nama-400 ezigidi zabantu abangaphezulu kweminyaka engama-40 ubudala abangevayo kwihlabathi liphela. Uphando...
Funda ngaphezulu
Ngezixhobo zasekhaya, nokuba zikumgangatho ophezulu kwaye zibiza kakhulu, ngamanye amaxesha kwenzeka iingxaki ezahlukeneyo. Ngokuqhelekileyo oku kwenzeka ngomatshini wokuhlamba, kuba. esi sisixhobo esinzima kakhulu. Enye yeengxaki ezixhaphakileyo yintsalela yesicoci sokuhlamba impahla okanye esinye isicoci kwi-tray yokubonelela. Hlamba, ukhuphe impahla, enye i powder isala kwi-tray. Siyintoni isizathu? Xa isizathu sinokufunyanwa kwaye sipheliswe ngokwakho Kunokuba nezizathu ezininzi, apha kwaye ngoku siza kugxininisa kuphela kwizinto eziqhelekileyo kwaye siqwalasele indlela onokuyiphelisa ngayo le ngxaki ngaphandle kokufaka isicelo sokulungiswa komatshini wokuhlamba eLviv. Ukusetyenziswa komgubo womgangatho ophantsi. Nangona enokuba ...
Funda ngaphezulu
Umsebenzi kaGoogle uBlake Lemoine ubekwe kwikhefu likaxakeka. Oku kwenzeka ngenxa yokuba injineli yathetha ngokufunyanwa kwengqondo ngobukrelekrele bokwenziwa. Abameli bakaGoogle batsho ngokusemthethweni ukuba oku akunakwenzeka, kwaye injineli idinga ukuphumla. Ngaba ubukrelekrele bokwenziwa bube bukrelekrele? Konke kwaqala emva kokuba injineli uBlake Lemoyne egqibe ekubeni athethe noLaMDA (uMfuziselo woLwimi wokuSebenzisa iDialogue). Lo ngumzekelo wolwimi wokunxibelelana nomntu. Smart bot. Eyona nto ingaqhelekanga yeLaMDA kukuba itsala ulwazi oluvela kuluhlu lwehlabathi jikelele. Xa wayethetha ne-AI, uBlake Lemoyne watshintshela kwisihloko senkolo. Kwaye yintoni eyothusayo xa inkqubo yekhompyuter yayithetha...
Funda ngaphezulu
Umenzi waseJapan wezixhobo zokufota uyabakhathalela abasebenzisi bayo. Ukongeza kwi-firmware eyandisa ukusebenza kweekhamera, inikezela ukuthenga izixhobo ezincedisayo. Apha, kutshanje, ulawulo olukude lwe-MC-N10 lwavezwa, oluququzelela inkqubo yokudubula. Ngoku - a Nikon CFexpress Uhlobo B 660 GB yememori khadi. Hayi, asiphosisanga. Ingama-660 egigabytes ngokomthamo. Kumbuzo othi: "Yintoni", siphendula - ukurekhoda ividiyo kwisisombululo se-8K kunye nesantya esiphezulu sefreyimu. Nikon CFexpress MC-CF660G - iimpawu Ifitsha yememori khadi ayikho kuphela umthamo wayo omkhulu. Okunomdla yisantya sokubhala (1500 MB / s) kunye nesantya sokufunda (1700 MB / s). Ngokucacileyo ukuthelekisa, iimodyuli zememori yekhompyuter ye-PCIe 3.0 x4 / NVMe zinesantya se-2200 MB / s. ...
Funda ngaphezulu
Marantz luphawu. Iimveliso zenkampani zidume ngezisombululo zazo kwimarike yezixhobo zeHi-Fi kwiinkqubo zethiyetha yasekhaya. I-flagship entsha ye-Marantz SR8015 yi-11.2K 8-channel AV receiver. Kwaye zonke iifomati zeaudio ze-3D zamva nje zamava anamandla ethiyetha yasekhaya enesandi somculo esiphucukileyo. Iinkcukacha uMarantz SR8015 Umamkeli uxhotyiswe ngegalelo elinye elizinikeleyo kunye neziphumo ezimbini ze-HDMI 8K. Ukunyuka ukuya kwisisombululo se-8K kufumaneka kuzo zonke izibuko ze-HDMI ezisibhozo. Ixhasa i-4: 4: 4 Umbala ococekileyo we-chroma subsampling, i-HLG, i-HDR10 +, i-Dolby Vision, i-BT.2020, i-ALLM, i-QMS, i-QFT, i-VRR iteknoloji. Ii-amplifiers zangoku eziphezulu ezihlukeneyo zibonelela nge-140 watts ngetshaneli nganye (8 ohms, 20 Hz-20 kHz, THD: ...
Funda ngaphezulu
I-Oclean ibhengeze ukukhuthazwa okunomdla kubathengi bayo. Umthengi ngamnye unethuba lokuphumelela i-Xiaomi G9 Vacuum vacuum cleaner engenazintambo okanye iintloko zebrashi yamazinyo. Iimeko zokunyuswa zilula, kwaye amaxabiso eempahla akholisa nje. Emva kwayo yonke loo nto, le yi-Oclean, umenzi oye wakwazi ukufumana ulungelelwaniso phakathi kwexabiso kunye nomgangatho. I-Oclean brand inikezela ukusuka nge-11 ukuya kwi-13 kaNovemba ngo-2021 "i-Double 11" yentengiso. Umyalelo wokuthenga ophumeleleyo we-Oclean Xpro smart toothbrush uya kunika ithuba lokuphumelela i-Xiaomi G9 Vacuum vacuum cleaner engenazintambo. Kungekudala, lo mmangaliso wenkulungwane yama-21 uza kuza kuthi ukuze sivavanywe, kwaye siya kukuxelela ngokweenkcukacha malunga nokungenamda kwayo ...
Funda ngaphezulu
Izazi ngeenkwenkwezi ezivela kumazwekazi amaninzi ngaxeshanye zathetha zixhasa ingcamango yobukho beplanethi yesibini efana noMhlaba. Ngokutsho kwezazinzulu, iplanethi yeyesixokelelwano selanga kwaye ayibonakali nje eMhlabeni. Yena, njengesibuko, ufihla emva kweLanga kunye nezinye iiplanethi. Kwaye ukuze uyibone, kuyafuneka ukuba iiprobe zihambe kakhulu kude neJupiter ukuze zibone okwenzekayo ngaphaya kweNeptune. Iplanethi yesibuko - uVadim Shefner wayelungile Indlela yokungakhumbuli inoveli yesayensi yezesayensi ngumbhali omkhulu uVadim Shefner "I-Tshack yeTyala". Apho umbhali uthatha ubukho besipili seplanethi yoMhlaba, engabonakali nje ngenxa yentshukumo yezinye iiplanethi kunye neLanga. "Yalmez" - eli gama umbhali alinika iplanethi. Ngeelwimi ezahlukeneyo...
Funda ngaphezulu
Imarike ye-tonometer izityebi kwiintengiso. Kwaye umthengi ulahlekile kwi-assortment, enikezelwa ngabaninzi abavelisi abavela kumazwe ahlukeneyo. Wonke umntu uthetha kakuhle malunga nomgangatho weemveliso kangangokuba umthengi ucofa iqhosha elithi "thenga". Yeka. Umsebenzi wethu kukulumkisa umthengi ukuba i-99% ye-blood monitors ayihambelani neemfuno ezichaziweyo. Asithengisi nantoni na kweli nqaku - akuyi kubakho zikhonkco kwiimveliso okanye abavelisi. Ukwabelana nje ngamava ethu. Kwi-4 yokujonga uxinzelelo lwegazi oluthengiweyo e-China kwindawo ye-AliExpress, asinakukwazi ukucebisa imveliso enye. Yintoni ekufuneka ibe yi-tonometer esemgangathweni ophezulu I-tonometer sisixhobo sokumisela uxinzelelo lwegazi. Oku kuyafuneka kwi...
Funda ngaphezulu
Njengoko amaqhawe ochungechunge oluthile athi - "Ubusika buyeza." Kwaye umntu unokuxoxa malunga nomgangatho wobushushu behlabathi ad infinitum. Kwimeko nayiphi na into, ayinguye wonke umntu onokufudumeza okuphakathi. Kwaye izifudumezi zomoya zidlakadlaka kakhulu kwaye azisoloko ziqala kubanda. Izifudumezi zombane - siyintoni na Ngoko nangoko zinciphise kuluhlu lwemisebenzi izifudumezi ekufuneka zijamelane nazo. Sithetha ngokufudumeza indawo yokuhlala - indlu, indlu, iofisi. Ngokufanelekileyo, sinqumle zonke izixhobo, ngendlela yamakhethini ashushu okanye imipu. Ezi zixhobo zemisebenzi emikhulu kwaye azisifanelanga. Unokuthenga izifudumezi zombane zeentlobo ezi-5: I-oyile. I-Ceramic. i-infrared. Umoya. Iiconvector. Uhlobo ngalunye lwesifudumezi...
Funda ngaphezulu
Unyango ngeebhanki zonyango (unyango lwe-cupping) luyaziwa kuluntu ngaphezu kwewaka leminyaka. Kwiincwadi zezifundo zonyango, kwicandelo "lembali", unokuqwalasela imiyalelo yamandulo yokubeka iikomityi kumqolo wakho. E-Egypt, e-China, kwaye kamva eYurophu, amaxhwele asebenzisa unyango lwe-vacuum ukuvuselela amajoni omzimba ngokwandisa ukuhamba kwegazi kwii-lymph nodes. Inkqubo yokulungiselela kunye nokufakela iitoti ayilula. Eyona nto iphambili kukhuseleko lwesigulane. I-disinfection yeengqayi, ukulungiswa kwesikhumba sangasemva, indawo yokufakela, ukulawula ixesha elingqongqo. Zonke ezi mfuno zihlangatyezwa ngalo lonke ixesha inkqubo yonyango iza kwenziwa. Oogqirha kunye nezigulana ngokufanayo baphefumla ngokukhululeka ngokuziswa kwe-Achedaway Smart Cupping Therapy kwimarike. Itekhnoloji ephezulu yenkulungwane yama-21, ekugqibeleni, ...
Funda ngaphezulu
I-NASA inike ithuba lokuba abantu bajonge iplanethi ebomvu nge-lens ye-Perseverance rover. I-American Astronautical Administration ide yenza iakhawunti kwinethiwekhi yoluntu iTWITTER. Kwaye abafundi abanomdla kubomi beMars bafunyanwa ngokukhawuleza. Ngexesha lokubhala, i-akhawunti ye-@MarsCuriosity sele inabalandeli abazizigidi ezi-4.2. Kutheni ufuna iakhawunti yePerseverance rover Inomdla ngokwenene kwaye intle. Ukude kufana nokufuna apho umlinganiswa ophambili (i-rover) ehlola iplanethi entsha. Yaye akukho mntu uyaziyo imiqobo aya kujamelana nayo okanye izinto zobugcisa aza kuzifumana. Umzuzu omnandi kuyo yonke le nto ngumgangatho ophezulu weefoto. Kwi-TWITTER, phantsi kwefoto nganye, kukho ikhonkco kwiwebhusayithi yeNASA. Ndingayifumana phi into efanayo...
Funda ngaphezulu
Abavelisi beewotshi ezihlakaniphile kunye nezacholo banokungqina ukusebenza kwe-pulse oximeters kwigajethi yabo njengoko bethanda. Kodwa eli nqaku alinakuze lisebenze ngokufanelekileyo esihlahleni. Umlinganiselo wezinga le-oksijini egazini lenziwa ngomnwe kunye neenzwa ezikhethekileyo ezilungiselelwe le njongo. Kodwa ke abenzi bezacholo mabanikwe okwabo. Emva kwayo yonke loo nto, enkosi kubo, imarike yabona izisombululo ezininzi esele zenziwe ngexabiso elincomekayo kakhulu. I-Digital finger pulse oximeter - yintoni na kwaye kutheni uyidinga I-pulse oximeter sisixhobo esinokulinganisa ngaxeshanye i-pulse (PR) kunye ne-blood oxygen saturation (SpO2). Zombini izikhombisi ziyakwazi ukuchonga izifo ezinxulumene nezitho zangaphakathi zomntu. Iziphumo ezifunyenwe emva kwemilinganiselo...
Funda ngaphezulu
I-supermoon (supermoon) sisiganeko sendalo esenzeka ngexesha lokusondela kweplanethi enguMhlaba kwisathelayithi yeNyanga. Ngenxa yoko, idiski yenyanga iba nkulu kumntu obukeleyo ovela eMhlabeni. I-Lunar illusion - into eyenzekayo xa uqwalasela inyanga, esondele kwi-horizon. Ngenxa yobume be-elliptical yesathelayithi, kubonakala ngathi iyanda ngobukhulu. Inyanga enkulu kunye nenkohliso yenyanga zizinto ezimbini ezahlukileyo ngokupheleleyo. I-Pink supermoon - into yendalo I-pink tint (kwaye ngamanye amaxesha igqamile okanye ibomvu emnyama) yeNyanga ifumana ngenxa yamafu. Ukuchaswa kwemitha yeLanga xa idlula kumhlaba oshinyeneyo womoya ojikeleze umhlaba kudala i-tint engeyoyendalo esweni. Ngokusisiseko, sisiphumo (isihluzi) esibonakalayo...
Funda ngaphezulu
Kwiindawo zoluntu, xa u tyelela ivenkile, isikhululo segesi okanye indawo yonyango, unokufumana izixhobo ezininzi eziluncedo. Kwaye xa ufika ekhaya, kukho imvakalelo engaqhelekanga yokuziva uphantsi. Kodwa imeko kulula ukuyilungisa. I-Smart Chinese iye yaza nezisombululo ezinomdla ixesha elide kwaye zilungele ukuzithengisa kuthi ngexabiso eliphantsi kakhulu. Isitshizi sesepha esingaqhagamshelwanga kuso No. 1 Wonke umntu ukhumbula ukwenziwa kwesixhobo sokuhambisa isepha elulwelo kwasebuntwaneni. Ubuchwephesha obunjalo bommangaliso bufakwe kwiikhefi, imivalo, iindawo zokutyela, iihotele kunye nezikhululo zegesi. Ukuze ufumane isepha, kwakufuneka ucofe iqhosha. Kodwa le teknoloji yenkulungwane yokugqibela. Ngombulelo kuphuhliso olutsha, ihlabathi libone isixhobo esiphucuke ngakumbi. Ukufumana inxalenye enqwenelekayo yesepha, akukho mfuneko yokuba ucinezele nantoni na. ...
Funda ngaphezulu
Khumbula ukuba ibinzana elithi "Inkawu iya kuphuma engxoweni"? Kwathethwa ngu-Elon Musk ngo-2019 malunga nokuphunyezwa kwe-neurotechnological startup Neuralink. Ngoko ke, i-philanthropist ikwazile ukufezekisa iprojekthi yakhe ngokusebenza. U-Elon Musk ufezekise inkawu. "I-Lawnmower Man" yaqondwa Ngasemva kwi-1992, ifilimu yesayensi ye-fiction "I-Lawnmower Man" yabangela isaqhwithi sokuqhwaba kubalandeli bolu hlobo. Mhlawumbi, kungelo xesha apho umbono wazalwa ukuze kuphuculwe iiprimates, izise kwinqanaba elitsha. Kwaye kwenzeka, inkawu ka-Elon Musk idlala imidlalo yekhompyutheni ngamandla okucinga. Ngokutsho kwezazinzulu, bakwazi ukuphelisa ukwenzakala phakathi komqolo kunye nengqondo. Akukacaci ngokupheleleyo ukuba le nto inento yokwenza neenkawu. Kodwa...
Funda ngaphezulu