Reposted by Penny SarchetJacob Aron @jjaron.bsky.social · 22/09/2026What is your p(doom)? Here I explain that, despite confident answers from tech bros, this is not a question that has a meaningful answer www.newscientist.com/article/2590...newscientist.comWorried about an AI apocalypse? Here's how to think about the risk of doom | New ScientistCommentators say the probability of machines wiping us out ranges from 0 to over 95 per cent. Columnist Jacob Aron explains why you shouldn't trust any of those numbers 065
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 21/09/2026How to be hopeful - with science! @mscaitlinmoran.bsky.social joins the New Scientist podcast! With me, @pennysarchet.bsky.social, @tinymaddie.bsky.social, @mjflepage.bsky.social and @catdl.bsky.social open.spotify.com/episode/1FOH...open.spotify.comHow to Be Hopeful: Caitlin Moran and New Scientist Look to the FutureThe World, the Universe and Us · Episode 054
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 11/09/2026What happened with Navier-Stokes? Just what are GPT-6 Astra and its successor capable of? *Fascinating* discussion with @sparkes.bsky.social, @timothyrevell.bsky.social and @pennysarchet.bsky.social youtu.be/NNIpdytGWf0youtu.beAI Just Solved One of the Hardest Problems in MathematicsYouTube video by The World, The Universe And Us 255
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 10/09/2026On the absolute TROVE of Denisovan tools and bones found in China. With @pennysarchet.bsky.social and @michael-marshall.bsky.social youtu.be/XetR1PDQqh4youtu.beWe’re Finally Learning How Denisovans LivedYouTube video by The World, The Universe And Us 086
Penny Sarchet @pennysarchet.bsky.social · 04/09/2026What's going on with glaciers worldwide is astonishing. 011
Penny Sarchet @pennysarchet.bsky.social · 28/08/2026This video of a baby echidna's first weigh-in is astonishing! It's the first time an echidna has been born in a research/lab setting. Echidnas lay eggs and then incubate them in their pouches, where they hatch - extraordinary. Exclusive from James Woodford. www.newscientist.com/article/2586...newscientist.comExclusive video of world’s first echidna puggle to be born at a university | New ScientistEchidnas are a difficult animal to breed in captivity, but scientists in Sydney have now managed it, which could improve our understanding of the evolution of pregnancy in mammals 010
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 31/07/2026SURELY, with wildfires causing the worst damage in Europe since WWII, politicians will take the opportunity to transform our approach to the climate crisis, right?? Report from me, @pennysarchet.bsky.social, @mjflepage.bsky.social and @alecluhn.com www.youtube.com/watch?v=H5Sn...youtube.comHeatwave and Wildfire Crisis: Why 2026 Is So DangerousYouTube video by The World, The Universe And Us 01211
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 28/07/2026We recorded our podcast live at Latitude, with (R-L) me, Hannah Wakeford, @catherineloveday.bsky.social, Steve Pretty and @pennysarchet.bsky.social (here talking about the "ageogenic" environment we live in). Thanks to @cosmicshambles.com for an epic weekend! 076
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 09/07/2026Some people would like to see @chrisgpackham.bsky.social eaten by a T. rex - but he would welcome it! Great interview with @pennysarchet.bsky.social youtu.be/U0C-9UZbr7Qyoutu.beChris Packham on the Untold Story of EvolutionYouTube video by The World, The Universe And Us 183
Penny Sarchet @pennysarchet.bsky.social · 08/07/2026Some fascinating insights from @mjflepage.bsky.social and @alecluhn.com in this episode - not to be missed! 001
Penny Sarchet @pennysarchet.bsky.social · 07/07/2026Ahead of @chrisgpackham.bsky.social's new programme Evolution, we sat down to talk about the most pivotal moments in evolutionary history, exciting bird research, and his lifelong need to know the colour of T. rex. Full interview on our podcast later this week! www.newscientist.com/article/2533...newscientist.comChris Packham: 'I'd throw myself in front of a T. Rex to be consumed'As Chris Packham gears up for his new TV show, Evolution, he tells Penny Sarchet why understanding the latest evolutionary science is so important if we are to truly appreciate the natural world - and... 162
Penny Sarchet @pennysarchet.bsky.social · 25/06/2026It's not the heat that's keeping me awake at night - it's this. A must-read by @mjflepage.bsky.social www.newscientist.com/article/2531...newscientist.comIf you aren't terrified by this heatwave, you should beThe extreme heat currently being felt in Europe isn’t the new normal – much worse is to come, and we are doing far too little to adapt, says Michael Le Page 041
Penny Sarchet @pennysarchet.bsky.social · 25/06/2026"This may come as little surprise to anyone who has watched a parent simultaneously cook dinner, stop a child from scribbling on the wall and locate a missing shoe without a pause." www.newscientist.com/article/2530...newscientist.comParenting may permanently improve brain health for mums and dadsRaising children appears to keep the brain young, potentially acting as a buffer against cognitive decline and Alzheimer’s 000
Penny Sarchet @pennysarchet.bsky.social · 04/06/2026Congratulations to @rowhoop.bsky.social on the publication today of his brilliant new book Togetherness! www.newscientist.com/article/2528...newscientist.comNew Scientist recommends Togetherness, a radical new view of lifeAn exploration of how biological cooperation underpins all life - and why we’ve overlooked its power until now - makes thrilling reading, finds Penny Sarchet 1166
Penny Sarchet @pennysarchet.bsky.social · 03/06/2026"Turmeric appears to have become the most common cause of...herbal-related liver injury in the United States" www.newscientist.com/article/2528...newscientist.comDo turmeric and curcumin have any actual health benefits?Turmeric is heralded for its anti-cancer and anti-inflammatory properties, but columnist Alice Klein finds that the evidence for this is shaky. Taking high doses of its curcumin extract in supplement ... 000
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 02/06/2026"The best books are those that give you a new perspective, but Togetherness by Rowan Hooper has given me something more than that – not just a new view, but a new way of seeing" - thrilled by this from the excellent and never wrong @pennysarchet.bsky.social www.newscientist.com/article/2528...newscientist.comNew Scientist recommends Togetherness, a radical new view of lifeAn exploration of how biological cooperation underpins all life - and why we’ve overlooked its power until now - makes thrilling reading, finds Penny Sarchet 2155
Penny Sarchet @pennysarchet.bsky.social · 15/05/2026One of those jaw-dropping discoveries - although I don't think I'd have let a Neanderthal dentist have got anywhere near mine! 032
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 15/05/2026Man walks into a Neanderthal dentist... Amazing insight into Neanderthal cognition from this study. With Sam Wong and @pennysarchet.bsky.social www.youtube.com/watch?v=7x6N...youtube.comScience Reveals Neanderthals Had Dentists 60,000 Years AgoYouTube video by The World, The Universe And Us 0105
Penny Sarchet @pennysarchet.bsky.social · 13/05/2026Many of us - those that aren't immediately threatened - can slip into forgetting about rising sea levels, as we focus on the more immediate local impacts of climate chaos. Well, @mjflepage.bsky.social returned from the @egu.eu meeting with bad news for us. www.youtube.com/watch?v=PAcO...youtube.comScientists Concerned By a Sudden Increase in the Rate of Sea Level RiseYouTube video by The World, The Universe And Us 077
Penny Sarchet @pennysarchet.bsky.social · 13/05/2026I'd assumed that red light masks probably did nothing to your face and skin. It turns out, they may do too much. Stand out quote: "“We don’t know what’s going to happen in 10 years’ time...Maybe your face is going to drop off.” www.newscientist.com/article/2523...newscientist.comRed-light therapy does have health benefits but not the ones you thinkRed-light therapy promises to treat everything from acne and hair loss to depression and chronic pain. Many of these claims are overhyped, but evidence suggests it can have healing powers 100
Penny Sarchet @pennysarchet.bsky.social · 13/05/2026My colleague Alice Klein writes movingly about how far our understanding of PCOS/PMOS has come. "I find this a much nicer way to think about my ovaries – that they are brimming with eggs, rather than riddled with cysts." www.newscientist.com/article/2526...newscientist.comPCOS has been officially renamed PMOS, and it’s a momentous movePCOS will now be known as PMOS (polyendocrine metabolic ovarian syndrome), and for Alice Klein, who has the condition, it's been a long time coming 001
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 06/05/2026Our show The World, the Universe and Us has been shortlisted for BEST VIDEO PODCAST in the Publisher Podcast Awards! Co-host @pennysarchet.bsky.social and producer Ollie Guillou. 082
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 20/04/2026Not now, “Godzilla” El Niño With me, @pennysarchet.bsky.social and @alecluhn.com m.youtube.com/watch?v=97ve...m.youtube.comA “Super El Niño” Is Coming - And It Could Trigger Global Climate ChaosYouTube video by The World, The Universe And Us 063
Reposted by Penny SarchetMatthew Sparkes @sparkes.bsky.social · 16/04/2026I'm doing an AMA on reddit this afternoon about Chornobyl. Decent response so far, but if you have any questions about the site, radiation, nature, whatever, drop a comment. There is no such thing as a stupid question! www.reddit.com/r/chernobyl/...reddit.comFrom the chernobyl community on Reddit: I am a reporter for New Scientist who gained exclusive access to Chernobyl. AMA on Thursday 16 April.Explore this post and more from the chernobyl community 1133
Penny Sarchet @pennysarchet.bsky.social · 15/04/2026@sparkes.bsky.social report from Chernobyl is astonishing, revealing how the site has become a one-of-a-kind science experiment, teaching us what radiation does to our health and ecosystems, and what to do the next time there's a major nuclear accident. www.newscientist.com/article/2520...newscientist.comExclusive report: Inside Chernobyl, 40 years after nuclear disasterNew Scientist reporter Matthew Sparkes secured unrivalled access to Chernobyl's most crucial scientific sites, where researchers are fighting to protect the area and ensure it remains safe amid the co... 001
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 27/03/2026This one is a DELIGHT. The antimatter Deliveroo. With @pennysarchet.bsky.social and @alexwilkins.bsky.social youtu.be/s8p-PMdUOoc (also the new boss of @cern.bsky.social)youtu.beWorld’s First Antimatter Delivery ServiceYouTube video by The World, The Universe And Us 044
Penny Sarchet @pennysarchet.bsky.social · 27/03/2026This one has it all - neuroscience, ethics and philosophy. 011
Penny Sarchet @pennysarchet.bsky.social · 04/03/2026There are many touted explanations for the global decline in birth rates: having children has become too expensive, women are too busy working, there isn’t enough childcare support...So I asked @paulajasheppard.bsky.social @ox.ac.uk what's really going on. www.newscientist.com/article/2516...newscientist.comThe real reasons birth rates are declining worldwideFrom the cost of childcare to the housing crisis, there’s no shortage of explanations for the dramatic global fall in the number of babies being born. These analyses, though, are all missing something... 002
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 02/03/2026The New Scientist podcast now lives on its own YouTube channel, so me and @pennysarchet.bsky.social made a welcome video for newcomers: www.youtube.com/watch?v=CMw0...youtube.comWelcome to The World, The Universe and Us - from New ScientistYouTube video by The World, The Universe And Us 064
Penny Sarchet @pennysarchet.bsky.social · 05/02/2026This is a great read, but I'm sharing it for these photos - taken by a photographer while giving birth to her own baby! www.newscientist.com/article/2512...newscientist.comWhy is childbirth so hard for humans – and is it getting even harder?Some think the rise of C-sections means that one day all births will require serious medical intervention. But a surprising new understanding of the pelvis suggests a different story 000
Penny Sarchet @pennysarchet.bsky.social · 02/02/2026My jaw dropped at the first paragraph. By Alice Klein www.newscientist.com/article/2511...newscientist.comMelatonin gummies as sleep aids for children: What are the risks?To eliminate bedtime struggles, a growing number of parents have turned to melatonin gummies, but these hormone supplements are largely unregulated. Columnist Alice Klein digs into the evidence on the... 041
Penny Sarchet @pennysarchet.bsky.social · 28/01/2026Insightful @mjflepage.bsky.social on why measles is rising and what it'll take to win parents back www.newscientist.com/article/2513...newscientist.comTo halt measles' resurgence we must fight the plague of misinformationThe measles vaccine has prevented 60 million deaths since 2000. So why are so many children around the world missing out on it? 023
Reposted by Penny SarchetNew Scientist @newscientist.com · 09/01/2026The world, the universe and us is LIVE 🚨 @rowhoop.bsky.social, @pennysarchet.bsky.social and the team on: 🇬🇱 Why does America want Greenland? 🧬 Mystery of dark DNA 💉 Ozempic weight rebound podfollow.com/the-world-th...podfollow.comThe world, the universe and usFrom the evolution of intelligent life, to the mysteries of consciousness; from the threat of the climate crisis to the search for dark matter, The world, the universe and us is your essential weekly ... 036
Penny Sarchet @pennysarchet.bsky.social · 06/01/2026The UK is finally making chickenpox vaccination available to children. The JCVI recommended this back in November 2023. In the meantime, there's been a two-tier system - richer families could pay approx £150 for the vaccine, while poorer kids got infected with a lifelong virus. 174
Penny Sarchet @pennysarchet.bsky.social · 06/01/2026Our cover feature this week is this very thoughtful, interesting read on the wide variation seen across autism, and the genetic and brain studies that are revealing different subtypes and combinations of traits. By @michael-marshall.bsky.social. www.newscientist.com/article/2509...newscientist.comWhat if the idea of the autism spectrum is completely wrong?For years, we've thought of autism as lying on a spectrum, but emerging evidence suggests that it comes in several distinct types. The implications for how we support autistic people could be profound 011
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 02/01/2026For our first podcast of 2026 we pick out some of the big science stories coming this year 👇 with @pennysarchet.bsky.social, @jjaron.bsky.social, @mjflepage.bsky.social and @alexthompo.bsky.social open.spotify.com/episode/2Ybb...open.spotify.comHumans are finally heading back to the moon; Cheaper weight loss drugs are coming; Milestone for LSD trials; Promise of new carbon taxSpotify video 033
Penny Sarchet @pennysarchet.bsky.social · 20/12/2025Radical new visions of reality, rethinking body fat, a new understanding of autism, and Bryan Johnson's morning routine. These stories and more on our annual podcast features special - enjoy! www.youtube.com/watch?v=L2TW...youtube.comTop Science Stories of 2025 | The New Scientist Features SpecialYouTube video by New Scientist 000
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 12/12/2025New podcast: 🐬 Orcas and dolphins - an uneasy alliance 🧠 Distinct psychiatric conditions - same root causes? 🎇 The new field of Galactic Ecology 🎧: open.spotify.com/episode/6245... with me, @pennysarchet.bsky.social, @mjflepage.bsky.social, @alexwilkins.bsky.social and @alecluhn.comopen.spotify.comOrcas and dolphins are now hunting together; Genetic root of psychiatric conditions; Black hole stars and cosmic ecologySpotify video 045
Reposted by Penny SarchetJennifer Ouellette @jenlucpiquant.bsky.social · 09/12/2025Revised Definitions of the Verb “To Google”: supposed to be SATIRE but eg, "To look something up quickly and then spend twenty minutes fact-checking the AI summary, only to find out that it was absolutely wrong." That's just reality now. www.mcsweeneys.net/articles/rev...mcsweeneys.netRevised Definitions of the Verb “To Google”1. To look something up quickly and then spend twenty minutes fact-checking the AI summary, only to find out that it was absolutely wrong. 2. To se... 14111
Reposted by Penny SarchetNew Scientist @newscientist.com · 05/12/2025The world, the universe and us is LIVE 🚨 @rowhoop.bsky.social , @pennysarchet.bsky.social and the team on: 🏃How exercise shrinks tumours and starves cancer 🦠Weird molecules found on comet #3IATLAS 💡Einstein v Bohr on the nature of light podfollow.com/the-world-th...podfollow.com 023
Penny Sarchet @pennysarchet.bsky.social · 05/12/2025ICYMI, @mjflepage.bsky.social's insightful critique of climate action and why it's getting worse, not better www.newscientist.com/article/2505...newscientist.comWhy is climate action stalling, not ramping up as Earth gets hotter?As the impact of global warming becomes more obvious, you might expect countries to step up climate action and preparation, but we’re seeing the opposite happen 011
Penny Sarchet @pennysarchet.bsky.social · 01/12/2025"We have adolescent brains into our 30s" is a great headline but it's also not true. @rowhoop.bsky.social, @carissacwwong.bsky.social and I unpicked all the interesting details from that big news-making white matter study on the World, The Universe And Us youtu.be/HoQgW-KKbr0?...youtu.beSperm Evolved BEFORE AnimalsYouTube video by New Scientist 122
Penny Sarchet @pennysarchet.bsky.social · 21/11/2025Joy indeed! Listen now and hear how our ancestors raved in caves. 010
Reposted by Penny SarchetRowan Hooper @rowhoop.bsky.social · 10/11/2025#COP30 starts TODAY. Here's New Scientist's preview of the meeting, with @pennysarchet.bsky.social, @drsimevans.carbonbrief.org and @rupertread.bsky.social www.youtube.com/watch?v=_m_Q...youtube.comThe World's Climate Future Hinges On This MeetingYouTube video by New Scientist 014
Reposted by Penny SarchetNew Scientist @newscientist.com · 07/11/2025The world, the universe and us is LIVE 🚨 It's a #COP30 special with @rowhoop.bsky.social, @pennysarchet.bsky.social, @rupertread.bsky.social & @drsimevans.carbonbrief.org They discuss the upcoming climate conference in Brazil - possibly the most crucial one yet podfollow.com/the-world-th...podfollow.comThe world, the universe and usFrom the evolution of intelligent life, to the mysteries of consciousness; from the threat of the climate crisis to the search for dark matter, The world, the universe and us is your essential weekly ... 042
Reposted by Penny SarchetNew Scientist @newscientist.com · 31/10/2025The world, the universe and us is LIVE 🚨 @pennysarchet.bsky.social, @timothyrevell.bsky.social and the team on: 📉 The collapse of America’s health data system 😴 How sleep affects your focus 👽 Life on Mars in liquid veins? podfollow.com/the-world-th...podfollow.comThe world, the universe and usFrom the evolution of intelligent life, to the mysteries of consciousness; from the threat of the climate crisis to the search for dark matter, The world, the universe and us is your essential weekly ... 011