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Fidji Simo steps down from leading OpenAI’s AGI work due to illness

OpenAI's Fidji Simo is departing her full-time role as the company's AGI chief and is transitioning to being a "part-time advisor," she said on X. The news follows Simo's original announcement in April that she would take a few weeks of medical leave due to a neuroimmune conditio

Admin Recifes 15/07/2026 2

OpenAI’s CEO of AGI Deployment, Fidji Simo, Is Stepping Down

The move comes after Simo took significant medical leave. She will stay on as a part-time adviser. O recorte ajuda a contextualizar a pauta dentro de Tech.

Admin Recifes 15/07/2026 1

The fight against AI data centers is just beginning

This is The Stepback, a weekly newsletter breaking down one essential story from the tech world. For more on the data center buildout, follow Emma Roth. The Stepback arrives in our subscribers' inboxes on Sunday at 8AM ET. Opt in for The Stepback here. How it started Years before

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How mitochondria build their protein factories could help explain energy‑linked disease

In a study published in Nature Communications, researchers at Karolinska Institutet have mapped key steps in the assembly of the mitochondrial ribosome, offering new clues to how defects in this process can lead to disease.

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Shorter front-leg strides can be an early warning sign of dementia in senior dogs

Scientists have shown that the stride length of the front legs (but not the hind legs) of senior and geriatric dogs decreases as their cognitive performance worsens. In contrast, chronological age itself was a poor predictor of stride length. A similar reduction in step length ha

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Country diary: Bright and bohemian, this moth could be a David Hockney | Paul Evans

The Marches, Shropshire: Scarlet tiger moths are on the wing at our allotment, taking advantage of the sunny days – and our human activityThe jackdaw takes three hops and is airborne, swinging into a warm dry wind, back over the fence to the northern side of the plateau. Jackdaws

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Adapting to the heat: four ideas from European cities

From checking on older neighbours to greening spaces, some cities are stepping up efforts to keep people safeEurope live – latest updatesExtreme heat has seared Europe this week, with the UK smashing its top heat record for June for three days in a row, and France sweltering thro

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Screen reveals new proteins that control RNA processing

Researchers at the University of California San Diego have developed a large-scale screening approach that identifies proteins controlling a fundamental step in gene expression known as alternative polyadenylation (APA). APA determines where an RNA molecule is cut and finished be

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Layered ZnPS₃ emits single photons, opening new path for quantum chips

Scientists from the Faculty of Physics at the University of Warsaw, in collaboration with teams from the National University of Singapore and Radboud University in the Netherlands, have observed single-photon emission from layered two-dimensional material ZnPS₃. This discovery re

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One‑step process generates high entropy alloy nanoparticles in milliseconds for catalyst c

A University at Buffalo-led team of researchers has developed a method for producing advanced nanoparticles that could accelerate the discovery of new materials for energy and electronic applications. The study, published in Nature Communications, introduces a one-step process th

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‘Beautiful blobs’: synthetic life a step closer as scientists make cells using lab-made DN

Tiny, quivering spheres designed to feed and multiply raise prospect of artificial organisms to make drugs, food and fuelResearchers claim they are closer to creating life from scratch after building tiny, quivering blobs that use lab-made DNA to feed, grow and multiply in a dish

Admin Recifes 15/07/2026 1

Quiet outings linked to more frequent dangerous wildlife encounters

The more people expand into previously natural areas, the more wildlife and humans step on each other's toes, leading to more interactions that may result in conflict. This includes national parks, where people flock to recuperate and enjoy the outdoors.

Admin Recifes 15/07/2026 1

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