Science | The Guardian

"Vast 'doughnut' discovered in molten metal of Earth's core."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 31 August 2024, 0328 UTC.

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Russ Roberts (https://hawaiisciencejournal.blogspot.com).

 

Science | The Guardian

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Australian scientists hail finding as a step in unlocking secrets of planet’s protective magnetic field By travelling to the centre of the Earth via seismic waves scientists have discovered a ring-like structure within the swirling pool of molten metal known as the outer core. Research published in the journal Science Advances has identified a doughnut-shaped region within the outer core, paralle
Researchers say males can see other mosquitoes flying around, but give chase only when they hear female buzzing While dulcet tones might sway humans looking for a partner, it seems they are also important for male mosquitoes: researchers have found the insects chase others only when they hear the buzz of a female. Male mosquitoes form swarms involving thousands of individuals to attract potential
Two astronauts at International Space Station will board SpaceX rocket in September instead of Boeing Starliner Nasa on Friday cut two astronauts from the next crew to make room on the return trip for the two stuck on the International Space Station . Nasa’s Nick Hague and the Russian cosmonaut Aleksandr Gorbunov will launch in September onboard a SpaceX rocket for the orbiting laboratory. The du

Today

Physicist whose work on nuclear refrigeration has aided understanding of the big bang and the early universe “Although absolute zero will for ever remain beyond our reach, we have achieved probably the next best thing.” These were the words of George Pickett, who has died aged 85, discussing his work on nuclear refrigeration at Lancaster University, the purpose of which was to produce the lowest
Public health experts warn ‘overinflated view of abilities’ and restrictive laws could make next outbreak more lethal The US is making the same mistakes with the H5N1 bird flu virus as with Covid, even as the highly pathogenic avian influenza continues spreading on American farms and raising alarms that it could mutate to become a pandemic, public health experts argue in the New England Journal o

Yesterday

Exclusive: Former chief scientific adviser makes remark as DSIT announces reopening of recruitment for key role The Labour minister Patrick Vallance, who helped spearhead the country’s response to the Covid pandemic, has said he would not have served as a minister in a Conservative government. The former UK government chief scientific adviser was made a peer and appointed science minister this ye
Hopes that device may improve diagnosis and monitoring of conditions such as lung and kidney disease Scientists say they have created a “smart mask” that can analyse the wearer’s breath and detect tell-tale signs of disease. Researchers hope the device – which can beam its data to an app over Bluetooth – will offer an affordable and convenient way to capture and immediately analyse breath biomark
Researchers say behaviour, identified for first time in non-human primates, aids social cohesion Whether referring to a politician, cheering on an athlete, or recounting what friends and family have been up to, names often crop up in everyday human communication. Now researchers say marmoset monkeys use similar labels. Besides humans, only dolphins and elephants were previously known to use vocal
Survey of 95 labs in Australia and New Zealand finds 71% use antimicrobial drugs and in ways that ‘a lot of the time’ could be avoided Follow our Australia news live blog for latest updates Get our breaking news email , free app or daily news podcast Chronic and unregulated use and disposal of antibiotics in animal research facilities is contributing to the emergence of drug-resistant superbugs t

Aug 28, 2024

People with most compensatory sleep 19% less likely to develop heart disease than those with the least People who “catch up” on missed sleep at the weekend may have up to a 20% lower risk of heart disease compared with those who do not, according to a study. The findings, presented at a meeting of the European Society of Cardiology, looked at data from 90,903 adults taking part in the UK Biobank
As multinationals and researchers harvest rare organisms around the world, anger is rising in the global south over the unpaid use of lucrative genetic codes found on their land Even in the warm summer sun, the stagnant puddles and harsh rock faces of Ribblehead quarry in North Yorkshire feel like an unlikely frontier of the AI industrial revolution. Standing next to a waterfall that bursts out f
The psychologist Chris French has spent decades studying paranormal claims and mysterious experiences, from seemingly impossible coincidences to paintings that purportedly predict the future. In this episode from April 2024, Ian Sample sits down with French to explore why so many of us believe in what he terms ‘weird shit’, and what we can learn from understanding why we are drawn to mysterious a

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