Kukhona eziningi Izihloko Ezithakaselayo Zesayensi, lapho abacwaningi ngokuvamile bezakhela ezabo izingqikithi, abazenzayo ngocwaningo lwesayensi. Hlangana kulokhu okuthunyelwe ukuhlukahluka kwezihloko ezizodonsa ukunaka kwakho!
Izihloko Zentshisekelo Yesayensi
Uphenyo lwesayensi lubandakanya amakhono amaningi anjengokubuza imibuzo, ukubheka, ukubikezela, ukuklama ukuhlola, ukuhlola idatha, nokuvikela izinguqulo zakho ngobufakazi. Izihloko Zesayensi ze-Iisithakazelo:
Ukushintsha kwesimo sezulu kungayithinta kanjani impilo yethu?
Umthelela wokuguquka kwesimo sezulu ubandakanya ukufudumala, ukushintsha kwemvula, ukugqama kwemvamisa noma ukushuba kwezehlakalo ezithile zesimo sezulu esibi kanye nokukhuphuka kwezinga lolwandle, le mithelela ibeka impilo yethu engcupheni ngokuthinta ukudla esikudlayo. esiwuphuzayo, umoya esiwuphefumulayo kanye nesimo sezulu esisitholayo.
Ubunzima balezi zingozi zezempilo buzoncika ekhonweni lezinhlelo zezempilo nezokuphepha zomphakathi ukubhekana noma ukulungiselela lezi zinsongo ezishintshayo, kanye nalezi zici: ukuziphatha komuntu, ubudala, ubulili, nesimo somnotho.
Imithelela izoshintsha ngokusekelwe lapho umuntu ehlala khona, indlela azibona ngayo izinsongo zezempilo, ukuthi usengozini engakanani ngenxa yemithelela yokushintsha kwesimo sezulu, nokuthi bona nemiphakathi yabo bazivumelanisa kanjani noshintsho.
Kuyini ukwelapha ngofuzo?
Ukwelashwa kwezakhi zofuzo kuklanyelwe ukwethula izinto zofuzo kumangqamuzana ukuze kunxeshezelwe izakhi zofuzo ezingavamile noma ukukhiqiza amaprotheni anenzuzo, uma isakhi sofuzo esiguquliwe sibangela ukuba iphrotheni edingekayo ibe nesici noma ingabi khona, ukwelashwa kofuzo kungase kukwazi ukwethula ikhophi evamile yofuzo ukuze buyisela umsebenzi wamaprotheni.
Isakhi sofuzo esifakwe ngokuqondile engqamuzaneni ngokuvamile asisebenzi, esikhundleni salokho isithwali esibizwa ngokuthi i-vector senziwa ngofuzo ukuze sikhiphe isakhi sofuzo, amagciwane athile avame ukusetshenziswa njengama-vector ngoba akwazi ukuletha isakhi sofuzo esisha ngokuthelela ingqamuzana.
Amagciwane ayashintshwa ukuze angakwazi ukubangela izifo uma esetshenziswa kubantu, ezinye izinhlobo zamagciwane, njengama-retroviruses, ahlanganisa izakhi zawo zofuzo (kuhlanganise nesakhi sofuzo esisha) ku-chromosome esengqamuzaneni yomuntu, amanye amagciwane, njenge-adenoviruses, ethula izakhi zawo zofuzo. I-DNA ingena ku-nucleus yeseli, kodwa Isakhiwo se-DNA ayihlanganisiwe ku-chromosome.
Ingabe ikhona ingozi ekudleni okungashintshiwe?
Yebo, abukho ubufakazi bokuthi isitshalo siyingozi ukudliwa ngenxa nje yokuthi siwukudla kwe-GM, kungase kube nezingozi ezihlobene nofuzo olusha olufakiwe, yingakho zonke izitshalo ezinophawu olusha ezethulwayo zingaphansi kokubhekwa ngokucophelela, kusukela ku-gene. Ukumakethwa kokuqala okwandile kwemikhiqizo ye-GM eminyakeni engu-18 edlule, abukho ubufakazi bemiphumela emibi ehambisana nokusetshenziswa kwanoma yikuphi ukudla kwe-GM.
Kungani ama-anabolic steroids eyingozi?
Izinhlobonhlobo zemiphumela engemihle ingenzeka lapho ama-anabolic steroids esetshenziswa kabi, kusukela emiphumeleni emnene kuya emiphumeleni eyingozi noma ebulalayo, eminingi iyabuyiseleka uma umsebenzisi eyeka ukusebenzisa izidakamizwa, nokho ezinye zingahlala unomphela noma zibe unomphela.
Imiphumela emibi engathi sína nesongela ukuphila ingase ingabikwa, ikakhulukazi njengoba ingase yenzeke ngemva kweminyaka eminingi.
Ingabe imigodi emnyama ayinalutho?
Izimbobo ezimnyama aziyona imigodi ngempela, zinento enkulu eminyene endaweni encane kunazo zonke kunoma iyiphi into endaweni yonke, ngoba zihlangene kakhulu, zinamandla adonsela phansi anamandla, imbobo emnyama iyindawo nje esikhaleni. lapho amandla adonsela phansi adonsa kanzima kangangokuthi akukho lutho olungaphuma.
Kungani imigomo isivikela ezifweni?
Imithi yokugoma isekela isimiso somzimba sokuzivikela ezifweni, esiza ukuvimbela izifo ngokushesha nangempumelelo, lapho uthola umgomo, ivusa ukusabela kwakho kwamasosha omzimba, isize umzimba wakho ulwe futhi ukhumbule igciwane ukuze likuhlasele uma igciwane liphinda likuhlasele futhi njengoba imigomo eyenziwe ngamanani amancane kakhulu amagciwane abuthaka noma afile.
Imithi yokugoma ihlale ibekwe ukuqinisa amasosha omzimba ngale ndlela ukugwema izifo ezincane bese ibhekana nezifo ezimbi kakhulu, imigomo yenza umsebenzi omangalisayo wokusivikela ezifweni eziyingozi ezinjengokukhwehlela kanye nesimungumungwane.
Ingabe Ama-Smartphones Abhubhisa Ingqondo Yentsha?
Ngokudabukisayo, intsha eyengeziwe isiqala ukuba imilutha yamafoni ayo nezinye izinto ezisetshenziswayo—ngisho namanje kunegama elithi, “nomophobia,” elichaza abantu abangakwazi ukusingatha ukuba kude nocingo lwabo—olunye ucwaningo lwathola ukuthi abantu abangamaphesenti angu-66 banazo. uhlobo lwe-nomophobia.
Ngokwemibiko, odokotela baye bahlola ubuchopho bentsha besebenzisa i-magnetic resonance spectroscopy, ucwaningo oluhilela abantu abangu-19, abafana bobubili ubulili, iminyaka yabo yobudala yayiyiminyaka engu-15.
Izifundo zincike ocingweni kanye ne-inthanethi, abantu abayishumi nambili baya ku-cognitive-behavioral psychotherapy amasonto ayisishiyagalolunye, odokotela bathola ukuthi intsha ethembele kuyo yayinezinga eliphakeme lokudangala, ukukhathazeka futhi ihlushwa ukuqwasha.
Mangaki ama-elementi akhona eMhlabeni?
Kuze kube manje, ithebula linezici eziqinisekisiwe ezingu-118, ezingamashumi ayisishiyagalolunye kuphela ezikhona esimweni sazo semvelo, lokhu kungenxa yokuthi izazi ze-physics ziyakwazi ukuhlanganisa ama-athomu ayanda kakhulu.
Izakhi ezingavamile zitholwa ukubola kwe-radioactive nezinye izindlela zenuzi zezakhi ezivame kakhulu, isibonelo, i-francium itholakala njengomphumela wokubola kwe-alpha ye-actinium, izakhi ezithile ezitholakala namuhla zikwazi ukuvela ngokuhlakazeka kwezakhi zangaphambili, okuyinto ziyizici zangaphambili emlandweni wendawo yonke eziye zaba buthaka.
Kungenzeka yini ukuhlala ku-Mars?
Umkhathi we-Mars ugcwele i-carbon dioxide, ubuso beplanethi bubanda kakhulu ukuthi bungakwazi ukusekela ukuphila komuntu, futhi amandla adonsela phansi eplanethi angama-38% kuphela oMhlaba, ngaphezu kwalokho, umkhathi we-Mars ulingana ne-1% yomkhathi womhlaba olwandle, lokho kwenza ukufika phezulu kube nzima.
Obani abakwaDenisovan?
I-Los Ososayensi ababalulekile bathola ukunqwabelana kofuzo phakathi kwe-Denisovan genome kanye neyabanye abantu baseMpumalanga Asia bamanje, kubonakala sengathi amaDenisovan anikele ngamaphesenti angu-3 kuya kwangu-5 ezakhi zofuzo kuzakhi zofuzo zeMelanesia, ososayensi bakholelwa ukuthi incazelo okungenzeka kakhulu ukuthi amaDenisovan ahlala empumalanga ye-Eurasia azalanisa nezilwane. okhokho babantu banamuhla baseMelanesia.
Ngokuqhathanisa izakhi zofuzo zezinkawu, amaDenisovan, amaNeanderthal, nabantu banamuhla, ososayensi banethemba lokuhlonza izingxenye ze-DNA ezihlukile emaqenjini ahlukene.
Ingabe izimoto zikagesi ziyimpendulo ekushintsheni kwesimo sezulu?
Izimoto zikagesi ezixhunyiwe, ezaziwa nangokuthi izimoto zikagesi noma izimoto zikagesi, zingasiza ukugcina idolobha kanye nezwe lihlanzekile, ngokuvamile, izimoto zikagesi zikhiqiza ukukhishwa okuncane okunomthelela ekushintsheni kwesimo sezulu kanye nentuthu kunezimoto ezivamile.
Izimoto ezisebenza ngogesi ngokugcwele zikhiqiza i-zero ekhishwayo eqondile, ikakhulukazi esiza ukuthuthukisa izinga lomoya ezindaweni zasemadolobheni, zisebenza kahle kakhulu kunezimoto ezivamile eziqhathanisekayo, nokho zikhiqiza ukukhishwa okuncane kwepayipi le-tailpipe ngisho nalapho uthembele kuphethiloli.
Buyini ubuhlungu?
Abantu bezwa ubuhlungu lapho isignali idlula emithanjeni yezinzwa iye ebuchosheni ukuze ichazwe, isipiliyoni sobuhlungu sihlukile kumuntu ngamunye, futhi kunezindlela eziningana zokuzwa nokuchaza ubuhlungu, lokhu kuhlukahluka kungenza, kwezinye izimo, kube nzima ukuchaza nokwelapha ubuhlungu.
Ubuhlungu bungaba isikhathi esifushane noma isikhathi eside futhi buhlale endaweni eyodwa noma busakazeke kuwo wonke umzimba, uma ubuhlungu bubangelwa ukulimala noma ukusebenza ngokweqile kwengxenye eyodwa yomzimba, ukuphumula kungase kube inketho engcono kakhulu.
Kungenzeka yini ukufanisa umuntu?
Izindaba zokuthi abacwaningi baye basebenzisa i-cloning ukuze bakhiqize imibungu yomuntu ngenjongo yokukhiqiza ama-stem cells zingase zenze abanye abantu bazibuze ukuthi kuyoke kwenzeke yini ukwenza umuntu afane.
Yize bekungeke kube okungalungile, ochwepheshe bathi kuyenzeka ngokwendalo ukufanisa umuntu, kodwa ngisho nokubeka izimiso zokuziphatha eceleni, inani elincane lezinsiza ezidingekayo ukwenza lokho liyisithiyo esikhulu.
Yini ama-mirror neurons?
Ama-Mirror neurons angenye yezinto ezibaluleke kakhulu ezitholwe kule minyaka eyishumi edlule ye-neuroscience, lezi izinhlobonhlobo zamangqamuzana emizwa ye-visuospatial akhombisa ngokuyisisekelo ukuxhumana kwabantu, empeleni, ama-neurons esibuko asabela ezenzweni esizibona kwabanye.
Ingxenye ethokozisayo ukuthi ama-neurons esibuko avutha ngendlela efanayo lapho sidala kabusha leso senzo ngokwethu, ngaphezu kokulingisa, anesibopho sezinqubo ezingenakubalwa eziyinkimbinkimbi zokuziphatha nomcabango womuntu, amaphutha ohlelweni lwe-neuron esibukweni ahlobene Nokuphazamiseka okufana ne-autism. , lesi sibuyekezo siyisingeniso esifushane samangqamuzana obuchopho alolonge impucuko yethu.
Bungakanani ubuchopho bethu esibusebenzisayo?
Indlela evamile yokucabanga yobuchopho, ebizwa ngokuthi ukusebenza kwe-magnetic resonance imaging, ingakala umsebenzi osengqondweni lapho umuntu enza imisebenzi ehlukahlukene.Besebenzisa le ndlela nezinye ezifanayo, abacwaningi babonisa ukuthi iningi lobuchopho bethu busetshenziswa isikhathi esiningi, ngisho noma umuntu wenza isenzo esilula kakhulu.
Ubuchopho obuningi busebenza ngisho nalapho umuntu ephumule noma elele, amaphesenti obuchopho obusetshenziswa nganoma yisiphi isikhathi ayahlukahluka kumuntu nomuntu, kubuye kuncike kulokho umuntu akwenzayo noma akucabangayo.
Ingabe amapulasitiki angasetshenziswa njengomthombo wamandla?
Amapulastiki anamandla aphezulu angashintshwa abe ugesi, igesi yokwenziwa, izinto ezivuthayo kanye nezinto zokusetshenziswa ezicatshangelwe kabusha amapulasitiki amasha neminye imikhiqizo yamakhemikhali, ukusindiswa kwala mandla ajabulisayo futhi kunciphisa imfucuza ethunyelwa ezindaweni zokulahla imfucumfucu futhi kuthuthukisa ukugaywa kabusha kwamapulasitiki.
Ingabe akhona ama-supergene?
Muva nje, isisekelo samangqamuzana ama-supergenes amaningana sixazululiwe, ngakho-ke ukuguquguquka okukhulu kwe-chromosomal kuye kwaboniswa ukuthi kuhlotshaniswa nama-polymorphisms ezimvemvaneni, izintuthwane nezinyoni, okunikeza indlela yokunciphisa indawo yokuhlanganisa kabusha.
Naphezu kokugxekwa kwakamuva, siyaphikisana ngokuthi umqondo we-supergene uhlala ubalulekile futhi uvivinywa kakhulu kunangaphambili ngezindlela zesimanje zamangqamuzana.
Ukunambitheka kukashokoledi kuvela kuphi?
Naphezu kweqiniso lokuthi umsuka wesihlahla sikakhokho uvela eNingizimu neMelika Ephakathi, namuhla cishe amaphesenti angama-70 kakhokho emhlabeni atshalwa e-Afrika, ukhokho uzizwa kahle ezindaweni eziseduze nenkabazwe ngesimo sezulu esishisayo nesinemvula, kuthatha 3-4. iminyaka ukuvuthwa isihlahla sikakhokho.
Ngemuva kwalokho, isihlahla siyakwazi ukukhiqiza ama-pods angaba ngu-2000 ngonyaka, ama-pods akhula emagatsheni naseziqwini ze-cocoa, i-pod ngayinye iqukethe imbewu engu-30 kuya kwezingu-40, ubhontshisi we-cocoa ngezinye izikhathi ubizwa ngokuthi ubhontshisi we-cocoa, I-cocoa bean iyisithako esiyinhloko. enqubweni yokwenza ushokoledi.
Ingabe ikhona isayensi ekhishini?
Inqubo yokupheka, ukubhaka kanye nokulungisa ukudla empeleni iyisayensi esetshenziswayo, ukubhaka isinkwa kunikeza isibonelo esihle sokubaluleka kokuba nokuqonda kwesayensi ukupheka nokubhaka, enye yezinto ezibalulekile zokwakha ukudla Amanzi, umzimba womuntu. , ukudla, nendawo ezungezile kuncike ethanjeni lamakhemikhali nesayensi yezinto eziphilayo zale ngqamuzana.
Iyini i-exoplanet?
Imihlaba ezungeza ezinye izinkanyezi ibizwa ngokuthi "ama-exoplanets" futhi iza ngobukhulu obuhlukahlukene, kusukela ezinhlobonhlobo zegesi ezinkulu kune Iplanethi Jupiter ngisho namaplanethi amancane, anamadwala, acishe abe mkhulu njengoMhlaba noma iMars, angashisa ngokwanele ukubilisa insimbi noma ukuqhwa.
Yini i-moonbeam?
Lapho i-meteorite ishaya omunye umzimba oqinile, ikhiqiza i-crater, impahla eyayiku-crater iyagaywa (kwesinye isikhathi iyancibilika) futhi ilahlwe phezulu nangaphandle kwe-crater, enye impahla ihlala njengengubo, kodwa enye impahla isakazwa. emgqeni, iphethini ye-splash.
Le migqa ibonakala njengemisebe ekhanyayo uma ibhekwa eMhlabeni, inweba amakhulu noma izinkulungwane zamakhilomitha ukusuka kwezinye izigodi zomthelela.
Ingabe ikhona impilo kaMartian?
Umhlaba uwukuphela kwendawo esiyaziyo ngezisekelo ezithile zokuphila, izimangalo eziningi ziye zenziwa izibukeli ezazicabanga ukuthi zibone ubufakazi bokuphila kuyi-Mars, kodwa manje siyazi ukuthi zazidukiswe izilinganiso ezinzima kakhulu.
Kusukela eMhlabeni, ngisho nangezibonakude zethu ezinamandla kakhulu, asikwazi nje ukubona imininingwane eyanele ku-Mars ukuze siphendule lo mbuzo, sidinga ukubhekisisa iplanethi.
Liyini ikusasa lamandla?
Izingxabano mayelana namandla kufanele zenze lokho okufanele sikwenze ngokumelene nalokho esingakwenza bambalwa kakhulu abantu abavumayo ukuthi bangcolisa iplanethi kodwa kunemikhawulo emithonjeni yamandla eguquguqukayo esenza sincike emafutheni ezinto ezimbiwa phansi anemikhiqizo eyingozi yemvelo.
Ikusasa lamandla liyavuseleleka nakanjani, kuyilapho imboni yezinsalela zamandulo izoqhubeka izabalaza ukuze igweme “impahla enganakiwe”, isayensi yesimo sezulu izokwenza kucace nakakhulu emphakathini, nabantu abasha njengamandla aqhubayo, ukuthi ukukhishwa kwegesi kumele kume .
Ayini amabhethri amakhowe?
Ubuchwepheshe obuningi esibusebenzisa nsuku zonke buncike emandleni ebhethri, noma ngabe ungumnikazi we-iPhone, ushayela i-Tesla, noma ugijima ngama-headphone e-Bluetooth, impilo yebhethri engcono cishe iphezulu kakhulu ohlwini lwakho lwezifiso zobuchwepheshe. , manje sekuvele ukuthi indlela yokwakha ibhethri engcono kungaba.
Ucwaningo olusha lubonise ukuthi ama-nanoparticles ensimbi angaxhunywa kusikhunta ukuze akhe amabhethri adlula amabhethri e-lithium-ion asekelwe ku-graphite, atholakala cishe kuwo wonke amadivaysi e-elekthronikhi ashajwayo namuhla.
