NATURE
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Who’s making chips for AI? Chinese manufacturers lag behind US tech giants
[ad_1] Nvidia chief executive Jensen Huang shows off the new Blackwell GPU chip (left) at an 18 March event in San Jose, California.Credit: David Paul Morris/Bloomberg via Getty The rapid advance of generative artificial intelligence (AI) has sparked a global technological race to produce computer chips that power the models. A US ban on selling high-quality computer chips to China…
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official investigation reveals how superconductivity physicist faked blockbuster results
[ad_1] Ranga Dias, the physicist at the centre of the room-temperature superconductivity scandal, committed data fabrication, falsification and plagiarism, according to a investigation commissioned by his university. Nature’s news team discovered the bombshell investigation report in court documents. The 10-month investigation, which concluded on 8 February, was carried out by an independent group of scientists recruited by the University of…
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Ancestral allele of DNA polymerase gamma modifies antiviral tolerance
[ad_1] Ethical aspects Human samples were collected and used with informed consent, according to the Helsinki Declaration and approved by the Ethical Review Board of Kuopio University Central Hospital (410/2019). Animal experimental procedures were approved by the Animal Experimental Board of Finland (ESAVI/689/4.10.07/2015 and ESAVI/3686/2021). Patient and control materials included fibroblasts (established from skin biopsies from individuals’ forearms), blood and…
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is social media really behind an epidemic of teenage mental illness?
[ad_1] Social-media platforms aren’t always social.Credit: Getty The Anxious Generation: How the Great Rewiring of Childhood is Causing an Epidemic of Mental Illness Jonathan Haidt Allen Lane (2024) Two things need to be said after reading The Anxious Generation. First, this book is going to sell a lot of copies, because Jonathan Haidt is telling a scary story about children’s…
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This super-Earth is the first planet confirmed to have a permanent dark side
[ad_1] One side of the planet LHS 3844b (artist’s impression) is thought to be in perpetual daylight.Credit: NASA/JPL-Caltech/R. Hurt (IPAC) Imagine if it were always night-time in the Western Hemisphere and always daytime in the Eastern Hemisphere, and the only way for Londoners to see the Sun was to fly to somewhere like Tokyo. In a study published today in…
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Weird new electron behaviour in stacked graphene thrills physicists
[ad_1] Electrons in stacked sheets of staggered graphene collectively act as though they have fractional charges at ultra-low temperatures.Credit: Ramon Andrade 3DCiencia/Science Photo Library Minneapolis, Minnesota Last May, a team led by physicists at the University of Washington in Seattle observed something peculiar. When the scientists ran an electrical current across two atom-thin sheets of molybdenum ditelluride (MoTe2), the electrons…
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what it means for the future
[ad_1] A pig kidney is unpacked for transplant into 62-year-old Richard Slayman of Massachusetts.Credit: Massachusetts General Hospital Early success in the first transplant of a pig kidney into a living person has raised researchers’ hopes for larger clinical trials involving pig organs. Such trials could bring ‘xenotransplantation’, the use of animal organs in human recipients, into the clinic. The recipient…
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Is the Mars rover’s rock collection worth $11 billion?
[ad_1] The Perseverance rover drills a rock core from the edge of the ancient river delta in Jezero Crater on Mars.Credit: NASA/JPL-Caltech The Woodlands, Texas Scientists are on edge as they wait for NASA to answer two of the most consequential questions in Mars exploration. Where on the red planet will the Perseverance rover collect its final rock samples? And…
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what I learnt from using a time-tracking spreadsheet
[ad_1] By monitoring where she spent her time, Megan Rogers could improve her working hours and track her achievements.Credit: Getty Starting a tenure-track faculty position can be daunting, with several seemingly equally important responsibilities competing for time. These include establishing a laboratory, launching research studies, writing grant applications, publishing papers and preparing and teaching courses. You also have to mentor…
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Plutopalooza
[ad_1] Tess and Gemma have been camped out on their tartan picnic blanket for days already and they plan on staying until the very end … of the concert or the world, whichever happens first. Smart money is on the latter. The way those lads are going at their bass lines and anthems up on stage, they’re in this until the…
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