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Getty Images/BBC AVISO DE CONTEÚDO SENSÍVEL: esta reportagem contém menções a violência e suicídio. Durante cerca de dois meses, João (nome fictício), 36 anos, manteve conversas com o ChatGPT que, segundo a Polícia Civil do Espírito Santo, indicavam um possível plano para matar o próprio filho, de 8 anos, cometer ataques e tirar a própria vida. Nas mensagens trocadas com a ferramenta de inteligência artificial, o agricultor pesquisou sobre os efeitos de determinadas substâncias

Satellite images can be used to estimate how much carbon forests store as aboveground biomass (AGB) and how biomass varies in different forests. In a study published in the journal Nature, a team of researchers affiliated with the Smithsonian Tropical Research Institute (STRI), t

Digital tomosynthesis (DTS) is an X-ray technique that provides sectional images with better lesion visibility than conventional chest radiography (CXR), while using far less radiation than CT. Masoud Jadidi will defend his thesis, "Evaluation of image quality, radiation dose, an

Combining drone data and machine learning can help cover more ground in monitoring forest soil health, University of Alberta research shows. The findings are published in the journal Forest Ecology and Management. Using both tools to map and monitor soil fungal diversity—a key in

Women with type 2 diabetes or prediabetes report worse menopause symptoms, like hot flashes, a new study found. Justin Paget/DigitalVision/Getty Images Postmenopausal women with type 2 diabetes or prediabetes reported worse menopause symptoms than those without the conditions. Ph

Teaching the beautiful and inspirational science of astronomy using only the conceptual framework offered by a traditional textbook – without incorporating the wealth of incredible resources, images and activities from NASA – falls short of the more modern, active learning experi

Light physical activity should be integrated alongside treatment for atrial fibrillation (AFib) to improve cardiovascular health. MoMo Productions/DigitalVision/Getty Images Physical activity was associated with a lower risk of stroke and death among people with atrial fibrillati

Observing across the starry “plains” of space, NASA’s James Webb Space Telescope has taken new images of NGC 2392, nicknamed the Lion Nebula. NASA’s Hubble Space Telescope previously viewed this planetary nebula in 2000, imaging the lion face-shaped target in visible light and re

Researchers analysed activity in regions of brain when dogs were shown images of different facial expressionsWhile dogs are known to turn the puppy eyes on their owners, it seems our pets are keeping a close eye on us too: research has revealed dog brains can distinguish differen

Since it became operational in 2022, the James Webb Space Telescope (JWST) has released some truly breathtaking views of the cosmos. These images highlight how advancements since the days of the venerable Hubble Space Telescope are now providing the deepest and clearest views of

O que é a 'fase lútea' – e por que algumas mulheres se sentem 'mais feias' durante ela Getty Images via BBC "'Sou só eu ou sou a pessoa mais feia do mundo?'", pergunta uma mulher na casa dos 30 anos para a câmera em um vídeo no TikTok, acompanhado da legenda: "POV [point of view,

Lemohang Jeremiah Mosese pairs his literary-grade voiceover with propulsive, prophetic images to interrogate his identity and that of his colonialism-carved homelandHere is a captivating stream of consciousness film about exile, roots and identity by Lemohang Jeremiah Mosese, dir