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Um drone (quase) invisível? Phantom Twist usa uma ilusão ótica para passar despercebido

1 August 2026 at 16:21

O Phantom Twist é um drone concebido para se tornar quase invisível durante o voo. Ainda existem limitações, mas a equipa que o criou acredita que, no futuro, a tecnologia poderá ser utilizada em áreas como monitorização de vida selvagem, observação ambiental e inspeção de infraestruturas.

The post Um drone (quase) invisível? Phantom Twist usa uma ilusão ótica para passar despercebido appeared first on Tek Notícias.

Novos SUV híbridos da Xiaomi reconfiguram habitáculo para ganhar mais espaço e desafiam concorrência

1 August 2026 at 14:33

Depois de semanas de teasers, a Xiaomi mostrou finalmente os seus primeiros veículos elétricos de autonomia estendida (EREV), construídos sobre uma nova plataforma, pensada de raiz para maximizar o espaço interior. Os preços de pré-venda arrancam nos 259.900 yuans (cerca de 33 mil euros), bem abaixo da concorrência.

The post Novos SUV híbridos da Xiaomi reconfiguram habitáculo para ganhar mais espaço e desafiam concorrência appeared first on Tek Notícias.

AI labels to be compulsory on authentic-looking content under EU rules

Companies must ensure people know when they are interacting with artificially generated images, audio and text designed to look real

From apparently conspiring to steal elections to abusing staff or performing embarrassing dance moves, the last few years have seen plenty of fake content made about politicians intended to malign its targets and mislead the public.

Now EU rules aim to stem the flood of this deceptive content: starting from Sunday, artificially generated images, audio and text designed to look authentic must be labelled.

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© Illustration: web

© Illustration: web

© Illustration: web

When the AI bubble bursts, what will Australia do with the tools it built? One man thinks he has the answer

Journalist and author Cory Doctorow is coming to Australia to spread his message – humans will take their jobs back

When the AI bubble bursts, executives who enthusiastically replaced their staff with AI tools will learn that it takes a “really long time” to replace those lost skills, says Cory Doctorow, a science fiction author and journalist.

But those in creative fields should also be warned not to put all their faith in copyright as the best way to safeguard their work, Doctorow warns, just one week after the Australian prime minister, Anthony Albanese, promised to ramp up protection against AI companies who refuse to pay.

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© Photograph: Jessica Pons/The Guardian

© Photograph: Jessica Pons/The Guardian

© Photograph: Jessica Pons/The Guardian

Halladas en el yacimiento de Mancicerta puntas de balista bizantinas del siglo XI usadas en el asedio previo a la batalla de 1071

29 July 2026 at 11:15
Las excavaciones sistemáticas que desde 2020 se desarrollan en la llanura de Mancicerta (en turco Malazgirt), en el este de Anatolia, han proporcionado un nuevo conjunto de evidencias materiales que permiten precisar las operaciones militares desarrolladas en el entorno de la fortaleza durante la segunda mitad del siglo XI. El ministro de Cultura y Turismo […]

Dos bebés fueron enterrados en una antigua letrina romana del santuario de Artemisa en Éfeso en el siglo VIII, siglos después del abandono del edificio

23 July 2026 at 10:08
El hallazgo se produjo en el lugar menos esperado. Durante las excavaciones en el Odeón de Éfeso, un edificio dedicado a representaciones musicales y poéticas construido en el siglo I de nuestra era, los arqueólogos localizaron en 2010 un pequeño enterramiento que ha permanecido oculto durante más de doce siglos. No se trataba de una […]

Big Tech accused of stonewalling European social media researchers

25 July 2026 at 11:45

In the final weeks before Romania’s presidential vote in November 2024, TikTok accounts that had previously spent years posting about manicures or fashion suddenly started promoting a little-known politician named Calin Georgescu.

His posts, espousing hard-line views on immigration and anti-Semitic tropes, were viewed 120 million times before the vote. Georgescu, who had previously been polling in the single digits, stunned observers by winning the election’s first round with 23 percent of the vote.

In the Netherlands, Adriana Iamnitchi was watching closely. As chair of computational social sciences at Maastricht University, she leads the research into disinformation campaigns. She wanted to know how pro-Georgescu content was being monetized on TikTok through hidden influencer marketing and livestreamed political content.

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© Getty Images | Photographer is my life

How Fast Is the Universe Really Expanding?

One of the biggest mysteries in cosmology seems to keep getting bigger. Astronomers have known since the 1930s that the universe is expanding, but in the 1990s, the discovery that this expansion is accelerating rather than slowing down came as a huge shock to the field. Something had to be driving that acceleration, and dark energy was proposed as the cause. What began as a seismic shock in…

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Truth Social Parent to Sell Faster Access to Trump’s Posts

The product, Truth API, could give Wall Street trading firms an edge in seeing President Trump’s posts on the social media platform he partly owns.

© Allison Robbert/Associated Press

A Truth Social booth at the Great American State Fair on the National Mall in Washington this month.

Goooool v goal: English speakers flock to Telemundo for lively World Cup coverage

The Spanish-language broadcaster has won over millions of US viewers with its energetic commentary during games

Soccer fans looking to watch the 2026 World Cup on US television have been presented with two very different options this tournament.

The first is Fox Sports, a cousin of Fox News owned by the same parent company and the sole network airing matches in English in the US. Audiences tuning in to Fox, which acquired the exclusive English broadcast rights in 2015, are met with coverage that reflects the network’s “America first” aesthetic, with promos for pro-Donald Trump talkshows, advertising breaks during games and the frequent, grating presence of host Alexi Lalas.

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© Photograph: Sarah Yenesel/EPA

© Photograph: Sarah Yenesel/EPA

© Photograph: Sarah Yenesel/EPA

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