Fitowar 28 Satumba, 2026

A can ƙarƙashin ƙasa, na'urar LZ tana jiran dark matter ta yi karo da atom na xenon. Kwanan nan ta rubuta karo ɗaya tilo da ba a bayyana ba, a kiloelectronvolt 248. Muhimmancinsa abin sha'awa ne, ba gano wani abu ba.

Bugun ya yi ƙarfi fiye da kima ga dark matter ta yau da kullum. Sai dai idan nauyinta ya wuce sau 74 na proton — zaɓin da tuni aka kawar da shi sosai.

Wani ra'ayi: ƙananan ramukan baƙi da aka haifa bayan Big Bang, suna ƙafewa a hankali. Za su watsa ƙwayoyi masu sauri sosai, masu sauƙi. Wani masanin kimiyyar lissafi a Indiya ya yi lissafin.

Hukunci: ba zai yiwu ba. Irin waɗannan ramukan baƙi za su kuma jawo ƙananan karo da yawa, kuma LZ ba ta ga ko ɗaya ba. Ƙari: mafi yawa kashi ɗaya cikin miliyan na dark matter ne kawai zai iya zama irin wannan ramin baƙi.

Tushe: Limits on Primordial Black Hole Evaporation from LUX-ZEPLIN, https://arxiv.org/abs/2609.29462

A zuciyar wasu tarin taurari (galaxies), wani katon ramin baƙi yana harba jet na abubuwa a sararin samaniya. Idan na'urorin hangen nesa na radio suka gani, waɗannan su ne radio galaxies.

Wata tawaga da Italiya ke jagoranta ta nemi waɗanda suka fi nisa. Ta amfani da VLT a Chile, sun tabbatar da ɗaya: TXS 2354+015, a redshift 4.946.

A megahertz 500, yana fitar da watt 6.2 × 10²⁹ a kowane hertz. Wannan kusan ninki biyu ne na tarihin baya. Yanzu shi ne radio galaxy mafi ƙarfi da aka sani.

Shi ne kuma na biyu mafi nisa da aka taɓa samu. Yawancin waɗannan dodanni suna ɓoye a bayan ƙura. Da yawa na iya kasancewa suna jira. Hanyar tawagar, wadda ta dogara da yadda tarin taurari na farko ke ɓacewa a wasu launuka, tana samo su inda gwajin radio na gargajiya ya kasa.

Tushe: The quest for high-redshift radio galaxies II. Discovery of the most powerful known radio galaxy at z=4.946, https://arxiv.org/abs/2609.28632

Saman Rana yana tafasa. Ƙwayoyin iskar gas mai zafi suna tashi, suna sanyi kuma suna sake nutsewa. Kwamfutoci sun hasashe ƙananan guguwoyi a tsakaninsu. Babu na'urar hangen nesa da ta iya ganinsu. Mafi kaifin hotunan baya sun kai kusan kilomita 150.

Har zuwa DKIST, na'urar hangen nesa ta Rana mai mita 4 a Hawaii. Ta ɗauki bidiyon ƙaramin yanki na Rana na minti 3.2, hotuna 740 a kowace daƙiƙa.

Sakamako: an gano guguwoyi 201. Faɗinsu na yau da kullum: kilomita 38.6. Fiye da kashi 99% ba su kai 50 ba. Kowanne yana juyawa kusan sau ɗaya a kowace daƙiƙa 37.

Waɗannan guguwoyi na iya ɗaukar kuzari zuwa sama kuma su taimaka wajen dumama yanayin Rana. Tawagar yanzu tana son kama su a sama.

Tushe: DKIST unveils MHD-predicted sub-50 km photospheric vortices, https://arxiv.org/abs/2609.30051

Lokacin da babban tauraro ya mutu, zai iya barin ramin baƙi. Yawancinsu suna yawo su kaɗai a cikin Damin Taurari. Kusan ba za a iya ganinsu ba. A cikin Damin Taurarinmu, kusan ramukan baƙi ashirin da huɗu ne kawai aka sani, kusan dukansu da tauraro abokin tafiya.

Wata ƙungiya a Jami'ar Nanjing ta gina kwaikwayon dukan tarihin Milky Way: taurari, taurari ma'aurata, fashe-fashe da kewaye-kewaye.

Sakamako: kusan ramukan baƙi miliyan 40 masu zaman kaɗaici. Kusan 80,000 suna cikin kiloparsec 1 daga Rana, kusan shekarun haske 3,300. Har yanzu, ɗaya kawai aka tabbatar.

Ta yaya za a sami sauran? Suna lanƙwasa hasken taurarin da ke bayansu. Na'urar hangen nesa ta sararin samaniya Roman da ke tafe za ta iya kama ɗaruruwan irin waɗannan abubuwa.

Tushe: A Census of Stellar-mass Black Holes in the Milky Way with POPKIN. I. Isolated Black Holes, https://arxiv.org/abs/2609.29211

Yanzu AI tana rubuta rahotannin 'yan sanda daga bidiyon kyamarar jiki. Ana sa ran mutum ne zai gano kurakuranta. Amma idan kurakuran suka canza mutumin fa?

Masu bincike sun nemi ChatGPT da Gemini su taƙaita bidiyon daƙiƙa 25 na wata mota da ta bugi mai tafiya a ƙasa. Taƙaitawa 19 cikin 20 sun tsallake karon kansa.

Sa'an nan mutane 328 suka kalli bidiyon. Kwana ɗaya bayan haka, suka karanta taƙaitawar da ta ambaci alamar hanya da ba daidai ba. Kashi 44.8% ne kawai suka tuna da madaidaiciyar, idan aka kwatanta da 83.6% da taƙaitawa madaidaiciya.

Yarda cewa mutum ne ya rubuta ta bai canza komai ba. Haka ma rashin amincewa da AI. Sanin cewa AI tana yin kuskure bai kare ƙwaƙwalwa ba. Marubutan suna tambayar amfani da taƙaitawar AI a aikin 'yan sanda.

Tushe: AI-Enabled Human Memory Manipulation: Misleading AI-Generated Summaries Distort Human Memory, https://arxiv.org/abs/2609.28820

Don samar da hydrogen mai tsafta (koren hydrogen), muna raba ruwa. Wani muhimmin mataki yana aiki ne kawai da iridium ko ruthenium. Waɗannan ƙarafa ba su da yawa, kuma hanyoyin samar da su suna da rauni.

Wani kamfanin Amurka ya gina ɗakin gwaji na mutum-mutumin inji da AI ke tuƙawa. Ya gwada abubuwa 2,942 da aka yi daga sinadarai 26, kusan 240 a kowane mako. Mutane suna motsa samfurori ne kawai.

Abin mamaki: waɗanda suka yi nasara suna da yawan palladium, iyalin da babu wanda ya yi tsammani. Mafi kyau ya daɗe awa 1,000 kuma ya riƙe kashi 96% na palladium ɗinsa.

Palladium ma ƙarfe ne mai daraja, amma ana samar da shi fiye da ninki goma na iridium. Chatbot shi kaɗai ya yi muni fiye da zaɓen ka-ci-ka-tashi a wannan bincike.

Tushe: AI-guided high-throughput discovery of iridium- and ruthenium-free palladium-oxide catalysts for durable acidic oxygen evolution, https://arxiv.org/abs/2609.30133

Idan ka matse ninkin takarda, za ta tuna da wannan ninki har abada. Don haka origami ɗaya yawanci tana yin siffa ɗaya kawai. Ƙananan injuna a kowane maƙalli ɗaya ne daga cikin sanannun mafita.

Wata tawaga a Harvard ta saka zaren ƙarfe, mai kauri mm 0.05, a kan kowane maƙalli. Idan aka matse shi, yakan lanƙwasa sama ko ƙasa. Ka danna shi, sai ya juye.

Kowane juyi yana yanke ko ninki zai tafi sama ko ƙasa. Takarda ɗaya tana ninkewa ta zama tsuntsu ko kifi whale. Wata ta zama akwati ko jirgin ruwa. Wani jeri yana rubuta ORIGAMI.

Wasu takardu ma suna sake tsara kansu idan ka ninke gefunansu. Ɗaya tana buɗewa da kanta idan aka ja ta. Wata kuma tana ƙirga sau nawa aka matse ta.

Tushe: Reprogrammable origami through bistable buckled hinges, https://arxiv.org/abs/2609.28790

Na'urorin auna quantum suna amfani da ƙananan maganadisu da ake kira spins don auna filayen maganadisu. Yawan spins da ka cunkusa, haka na'urar ke ƙara ji. A ka'ida.

A zahiri, spins masu cunkoso suna damun juna. Yanayinsu na quantum yana rushewa da sauri. Don haka na'urorin lu'u-lu'u (diamond) suna barin su ƙalilan, 'yan kaɗan zuwa goma-goma a cikin miliyan.

Wata tawaga da Berkeley ke jagoranta ta noma allurai na lu'ulu'u masu ruwan hoda inda ƙwayar halitta ɗaya cikin uku na'urar auna ce. Wannan ya fi ma'aunan da aka saba cunkoso fiye da ninki 100.

A yanayin zafin ɗaki, spins suna ci gaba da daidaituwa (coherent) na kusan microsecond ɗaya. Asirin: ƙwayar maƙwabci da ke hana kuzarinsu yin tsalle-tsalle. Mataki na gaba: mayar da waɗannan allurai na'urorin auna maganadisu na gaske.

Tushe: Dense pentacene cocrystal demonstrates room-temperature coherent control, https://arxiv.org/abs/2609.28912

Jiragen drone na kai kaya da tasi masu tashi suna zuwa birane a duk duniya. Hayaniyarsu tana fitowa daga sama. An rubuta dokokin hayaniya na yanzu ne don hanyoyi da filayen jirgi. Amma drone sun fi damun mutane fiye da zirga-zirgar ababen hawa a ƙarar sauti ɗaya.

Masu bincike a London sun kwaikwayi zirga-zirga iri ɗaya a kan birane goma, daga Tokyo zuwa Nairobi. Hanya ɗaya, mita 100 a sama, zirga-zirga ɗaya.

A titunan da ke da cunkoso, canjin ya yi ƙanƙanta: zirga-zirgar ababen hawa tana rufe shi. A cikin tsakar gidaje masu shiru na London da New York, hayaniya ta yi tsalle da fiye da decibel 20.

Benaye na sama za su iya fi na ƙasa hayaniya, kusa da tsayin tashin jiragen. Ƙungiyar ta ce dole ne a duba hanyoyin nan gaba ta fuska uku (3D).

Tushe: Low-altitude aircraft will reshape noise exposure across global cities, https://arxiv.org/abs/2609.29763

Ka gauraya ƙunshin kati 52. Ka juya katuna ɗaya bayan ɗaya har zuwa ace na farko. Kati nawa, a matsakaici? Ka yi hasashe. Wasan ƙwaƙwalwa ne daga wata mujallar ƙididdiga ta Norway.

Amsar: 10.6. Wani masanin ƙididdiga ɗan Norway ya tabbatar da ita ta hanyoyi da dama. Dabarar gaba ɗaya mai sauƙi ce: katuna da ɗaya, a raba da ace da ɗaya.

Mafi kyau ma: ace huɗu suna raba ƙunshin zuwa sassa biyar daidai, a matsakaici. Kowane gibi tsakanin ace yana yin kamar na farkon.

Ka juya tambayar sai ta zama mai amfani. Idan mai amfani da hannun hagu na biyar a ɗaki mai mutane 1,000 shi ne mutum na 50 da ka haɗu da shi, akwai kusan 85.

Tushe: How many cards, until the first ace: variations, extensions, lachrymae, confidence, Dirichlets, https://arxiv.org/abs/2609.29596