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Military branches restore flu shot requirement after virus swept through base
The Army, Navy, and Air Force are once again requiring basic trainees to get vaccinated against influenza after the virus quickly swept through an Air Force bas
24 de junho de 2026
20 artigos
Crude oil fractionation by means of mesoporous polyacrylonitrile membranes
Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10677-3Porous polyacrylonitrile membranes—typically used as non-selective support layers—can be u
First complete map of world's seagrass offers warnings and hope for conservation
It's time we gave seagrass the credit it's due. This hero of a plant protects coastlines, stores vast amounts of carbon and supports ecosystems that people and
Samsung Vision AI em destaque: NEO QLED e OLED 4K com ótimos preços
Quem está de olho em uma TV de alto nível vai gostar das opções que garimpamos na Amazon. A Samsung trouxe, em 2025, uma linha robusta de televisores com tecnol
Teaching with and about GenAI in classrooms
It is important that teachers and students are aware of and understand the major shortcomings of technology, state Norwegian researchers who have studied the us
Immunological mechanisms of mRNA vaccines for infectious diseases
Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10599-0A Review of the immunological mechanisms of mRNA–lipid-nanoparticle vaccines for infectiou
Carros elétricos podem ficar mais baratos no Brasil após nova decisão do governo
O governo renovou a cota para importação de carros elétricos sem imposto, em uma decisão que tenta equilibrar pressão da indústria e a promessa de preços mais b
A global map of seagrass ecosystems
Nature, Published online: 24 June 2026; doi:10.1038/d41586-026-01805-0Combining satellite imagery and machine learning has created the first comprehensive map o
‘Megacluster’ of genes enables bacteria to make potent antibiotic mixture
Nature, Published online: 24 June 2026; doi:10.1038/d41586-026-01804-1Soil bacteria make cocktails of molecules that synergistically inhibit the growth of micro
Novas regras do CNJ regulam participação de crianças na internet
Conselho aprovou emissão de alvarás para participação de crianças em conteúdos (ilustração: Vitor Pádua/Tecnoblog) O Conselho Nacional de Justiça (CNJ) aprovou,
By making key signaling molecules called β-arrestins into druggable targets, scientists crack long-standing challenge
To function normally, nearly every cell in the human body relies on G-protein-coupled receptors (GPCRs) to receive and send signals. That's why GPCRs are target
Bennu: da dádiva do conhecimento ao risco da destruição
Na mitologia grega, Prometeu rouba o fogo dos deuses e o entrega à humanidade. O fogo é, ao mesmo tempo, uma dádiva e um perigo. Ele permite o surgimento da civ
Why female guppies prefer rare males and how this might shape evolution
When it comes to choosing a partner, some species prefer males that stand out from the crowd. Evolutionary biologists call the resulting process negative freque
Global high-resolution mapping of seagrass to support conservation
Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10704-3Global high-resolution mapping shows widespread seagrass loss and degradation since 2019,
Dietary cholesterol activates a Ral-dependent pathway driving LDLR turnover
Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10697-zChronic dietary cholesterol activates Ral GTPases, which promote LDLR internalization and
Genetic technologies to enhance crop nutritional value under climate change
Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10593-6This Review reflects on the joint power of genetic technologies, including untapped CRISPR
“Seeing this Nikon Z8 deal is painful — especially since I bought mine at full price!” Our Senior Manager took the hit so you don’t have to!
The Nikon Z8 is an exceptional camera, so much so that our Senior Manager, Jase, bought one recently for astrophotography. Unlucky for them, though, as they pai
Medical records could be revealed by AI training-data vulnerability
Nature, Published online: 24 June 2026; doi:10.1038/d41586-026-02032-3Identification risks are more severe for underrepresented groups in the training data — pl
Instagram fora do ar: app sofre pane nesta terça (23)
Instagram fora do ar (Imagem: Vitor Pádua / Tecnoblog) Resumo Instagram está fora do ar para alguns usuários. O problema afeta o feed e os stories. Mais de 9 mi
