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 ## AI-generated deepfake voices can fool both humans and smart assistants: 

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[Deepfake tools that mimic a particular individual's voice from just a few snippets of audio are good enough to trick humans and bypass voice recognition systems](https://www.newscientist.com/article/2293138-ai-generated-deepfake-voices-can-fool-both-humans-and-smart-assistants/)



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 ## UK National Grid in talks to build an energy island in the North Sea: 

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[The idea of a renewable energy hub on an island in the North Sea has been studied before, but now the National Grid in the UK is in discussions with its equivalents in two other countries to build one](https://www.newscientist.com/article/2293043-uk-national-grid-in-talks-to-build-an-energy-island-in-the-north-sea/)



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 ## Rocks gathered by Chang'e 5 rover show magma once spewed from the moon: 

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[Lunar samples brought back to Earth by the Chang’e 5 spacecraft seem to be less than 2 billion years old, meaning the moon had volcanic activity more recently than researchers expected](https://www.newscientist.com/article/2293013-rocks-gathered-by-change-5-rover-show-magma-once-spewed-from-the-moon/)



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 ## Circadian clock made from scratch to probe how biological rhythms work: 

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[Circadian clocks help living things keep time, and one has now been assembled from scratch in the lab to find out more about how they work](https://www.newscientist.com/article/2293101-circadian-clock-made-from-scratch-to-probe-how-biological-rhythms-work/)



<center>https://images.newscientist.com/wp-content/uploads/2021/10/07180240/mars-pri203811715.jpg</center> 


 ## Ancient Mars lake had fast-moving floods that carried huge boulders: 

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[Mars used to have flowing water, which filled Jezero Crater with an enormous lake. Images of cliff faces taken by NASA’s Perseverance rover show the lake used to flood 3.7 billion years ago](https://www.newscientist.com/article/2293108-ancient-mars-lake-had-fast-moving-floods-that-carried-huge-boulders/)



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 ## Team of underground rescue robots wins $2 million DARPA prize: 

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[The US Defense Advanced Research Projects Agency has awarded $2 million to a team of quadruped and flying robots capable of exploring underground caves](https://www.newscientist.com/article/2293061-team-of-underground-rescue-robots-wins-2-million-darpa-prize/)



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 ## Will PayPal's adoption of bitcoin make cryptocurrency more mainstream?: 

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[PayPal will now allow customers to buy and sell four cryptocurrencies, which could make it more useful for everyday life. Is this the moment when cryptocurrencies become mainstream?](https://www.newscientist.com/article/2288039-will-paypals-adoption-of-bitcoin-make-cryptocurrency-more-mainstream/)



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 ## Why it is so important to protect access to the dark night sky: 

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[The night sky has wowed people since the dawn of time, but it is becoming increasingly difficult to get a good view, writes Chanda Prescod-Weinstein](https://www.newscientist.com/article/mg25133480-100-why-it-is-so-important-to-protect-access-to-the-dark-night-sky/)



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 ## Ventilation can make schools and offices safe from covid-19 – but how?: 

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[Maximising airflow in public spaces is crucial to cut covid-19 transmission, but questions remain about what technology to use and how effective it needs to be](https://www.newscientist.com/article/mg25133484-200-ventilation-can-make-schools-and-offices-safe-from-covid-19-but-how/)



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 ## Environmentalist Jonathon Porritt’s big idea to slow global warming: 

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[Regenerating natural systems will draw carbon out of the atmosphere and help tackle climate change. We must recarbonise Earth now, says Jonathon Porritt](https://www.newscientist.com/article/2287520-environmentalist-jonathon-porritts-big-idea-to-slow-global-warming/)