Notícias · Recifes

The sneaky maths trick for solving problems without answering them

How can you have a proof without proving anything? Mathematicians found a way and, in the process, came to blows over it – but 100 years on, this trick is a common part of modern maths, says columnist Jacob Aron

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The US-China AI arms race has taken an unexpected turn

Powerful artificial intelligence models built by Chinese companies have gone from inducing widespread panic to being met with a shrug of the shoulders – what changed?

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Sugar molecules found in interstellar space for the first time

Researchers have long suspected early life may have been helped by sugars brought to Earth by asteroids – now a sugar found in raspberries has been spotted in a cosmic cloud nearly 27 light years away

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Alzheimer’s, stroke, depression: The preventative power of sauna

Sustained heat stress is bad for our health and can be deadly. But we’re discovering that heat therapies like sauna, when used in the right way, have surprisingly wide-reaching benefits for health

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Hard but lightweight ‘bio-metal’ material discovered in sea worm jaws

Marine bristle worms have jaws made from a mix of proteins and metal ions that may constitute a whole new kind of material, with possible applications in engineering

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From the US-Mexico border to protests in Poland: highlights of PhotoEspaña 2026

Spain’s leading festival of photography showcases the work of more than 300 visual artists in nearly 100 exhibitions across the countryPhotoEspaña, Spain’s leading festival of photography, held its official opening in Madrid this month and by September nearly 100 exhibitions will

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From Toy Story 5 to The Bear: your complete entertainment guide to the week ahead

Pixar’s enduring animated favourites battle a rogue tablet, and Disney’s anxiety-inducing kitchen drama returns for a final seriesToy Story 5Out nowThe toys are back in town for a fifth instalment in Pixar’s long-running signature franchise, with people who were 10 when the first

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House of the Dragon review – the orgy of carnage it should always have been

After two forgettable seasons, the Game of Thrones prequel finally comes into its own – blazing back on to our screens with the most epic dragon-based smackdown imaginable. Fans can breathe a fiery sigh of relief!Ah yes, House of the Dragon! Unlikely as it is that a megabucks Gam

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Once Upon a Time in Holyhead: Quentin Tarantino and Kylie Minogue shooting film in Porthca

Pair pictured ‘laughing and singing’ at Welsh seaside town’s Saltwater Inn, for post-funeral scene in film by British film-maker Jamie AdamsQuentin Tarantino and Kylie Minogue have been spotted in Welsh seaside town Porthcawl as they film a new movie for prolific British film-mak

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I Kissed a Girl review – this ridiculously fun gay dating show should never have been canc

It’s groundbreaking TV that’s hugely important for young queer viewers. It fizzes with the excitement of young love … and yet it’s been axed. What a bittersweet watch this isIn March, it was announced that this second series of the queer dating show I Kissed a Girl would be its l

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UK’s museums and galleries left vulnerable to cyber-attack and theft, MPs warn

Report by Commons committee says government has failed to make concrete changes after recent security failuresBritain’s museums and galleries are being left vulnerable to thefts and cyber-attacks that could put priceless collections at risk, MPs have warned.A report by the public

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From The West Wing to Blackadder: the best fictional prime ministers on TV

The UK sure loves speculation about prime ministers. So here’s some more! But who makes the finest – Stephen Fry, Emma Thompson, Jane Horrocks or Alan B’Stard?As the UK gets ready to have its seventh prime minister in 10 years, how long before a revolving door is installed at 10

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