<p>Probing the dawn of the cosmos for clues to how the first galaxies and supermassive black holes formed is no easy feat</p>
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<p>The Big Apple’s biannual sunset display is as iconic as it is captivating. Here’s everything you need to know about why the phenomenon happens and how best to view it</p>
Longer-lasting hot spells and high temperatures at night are making it harder to cope, leading to thousands more deaths from extreme heat
De mest avancerade motorerna finns inte i flygplan, bilar eller andra maskiner – utan i naturen. I våra celler driver små proteinmotorer allt från celldelning till muskelrörelser...
We used to think post-menopausal ovaries sat inert in the body, but evidence from mice suggests they may instead turn into an organ with a role in inflammation
The ovaries of aged mice become infiltrated with immune cells linked to widespread inflammation in the body, and the same change could be happening in women
How predicting slugs' behaviour is helping farmers and their crops.
Kidderminster Harriers want to build several football pitches on nearby green belt land.
<p>In the last 50 years, Britain has lost an astonishing 73 million wild birds from its landscape, according to the British Trust for Ornithology. Habitat loss, pesticides, disease, cats and the climate crisis mean there are fewer birds than ever before. For children and young people it can be difficult to appreciate the scale of the loss due to a psychological phenomenon called ‘shifting baseline syndrome’, where each generation inherits a degraded version of the environment, and therefore doesn’t notice the overall decline. But Gen Z are bucking the trend. Thanks to social media and the Merlin Bird ID app, birding has become cool. To find out what we’re missing from the dawn chorus, and why <a href="https://www.theguardian.com/environment/2026/may/01/birdwatching-boom-britain-nature-gen-z-rspb-environment">young people are embracing birdwatching</a>, Madeleine Finlay hears from the writer Robert Macfarlane and from Jess Painter, a member of the RSPB’s youth council</p><p><strong><a href="https://www.theguardian.com/environment/2026/jul/03/dawn-chorus-uk-birdsong-50-years-audio-landscape">Listen to Britain’s dawn chorus of 1976: the dramatic loss of birdsong in 50 years</a></strong></p><p><strong><a href="https://guardianbookshop.com/the-book-of-birds-9780241404737/">To support the Guardian order The Book of Birds from Guardian Bookshop</a></strong></p> <a href="https://www.theguardian.com/science/audio/2026/jul/07/a-break-from-scrolling-how-gen-z-fell-in-love-with-birding-podcast">Continue reading...</a>
<p>Study of more than 2,000 men identifies epigenetic changes linked to exposure to common outdoor pollutants</p><p>Air pollution appears to alter how sperm genes function, one of the largest fertility studies of its kind has found.</p><p>Men exposed to common air pollutants while sperm were developing showed subtle DNA changes that affected whether genes were switched on or off, raising fresh concerns air pollution may harm male fertility.</p> <a href="https://www.theguardian.com/science/2026/jul/07/air-pollution-dna-changes-sperm-men">Continue reading...</a>
<p>Getting as little as 90 minutes less sleep than usual may lead to gaining weight and becoming more sedentary, a new study finds</p>
A series of experiments shows that bees respond differently to tastes depending on their internal states, hinting that they have something akin to our emotions
A cave on the Turkish Mediterranean coast was inhabited first by Neanderthals and then Homo sapiens, but the continuity of tools and personal objects suggests there was some sharing of culture between the two species
<p>Both Neanderthals and <i>Homo sapiens</i> may have shared tools and behavioral practices, new research suggests</p>
The UK's next heatwave is here, but will it feel as hot and sticky as the last one?
Its issues with current nuclear safety standards are termed semantic, not physical.
It will take several weeks for the Link spacecraft to rendezvous with NASA's Swift observatory.
It will take several weeks for the Link spacecraft to rendezvous with NASA's Swift observatory.
<p>Anthropeum is a daily game that uses the Met’s open-access data to showcase underrepresented art and artifacts</p>
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In our efforts to keep our brains healthy, how do we know what is working? Helen Thomson explores a new generation of tests that can reveal whether our efforts are paying off
<p>The answer to today’s puzzle</p><p>Earlier today I set you this puzzle about an imaginary game show.</p><p>At the end of the show two people will be chosen and each placed in a separate booth.</p> <a href="https://www.theguardian.com/science/2026/jul/06/did-you-solve-it-this-tv-show-is-flipping-brilliant">Continue reading...</a>
Groups representing landowners claimed they were "frightened" by agents turning up on their farms.
A scientist, a jar of pickles and a power strip walk into a room. The punchline involves physics, glowing condiments and a scientific party trick.
When checking that solutions to certain problems are correct, it turns out, you can’t get around the inherent complexity of the quantum world. <p>The post <a href="https://www.quantamagazine.org/researchers-reveal-the-power-of-quantum-proofs-20260706/" target="_blank">Researchers Reveal the Power of ‘Quantum Proofs’</a> first appeared on <a href="https://www.quantamagazine.org" target="_blank">Quanta Magazine</a></p>
How much sunscreen should you be using, when should you apply it, and are there any downsides to doing so? Skin cancer expert Rachel Neale is here to answer all of these questions and more