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36,426 articles from Guardian Unlimited Science

Gold miner in Canada finds mummified 35,000-year-old woolly mammoth

Discovery in the Klondike ranks as the most complete mummified mammal found in the AmericasIt was a young miner, digging through the northern Canadian permafrost in the seemingly aptly named Eureka Creek, who sounded the alarm when his front-end loader struck something unexpected in the Klondike gold fields.What he had stumbled upon would later be described by the territory’s palaeontologist as...

Frogs that lay eggs on land – new genus named after WA teacher whose lab was a campervan

Anstisia biological group named after Marion Antsis, who wrote an acclaimed book on amphibians after retiring as a music teacherFollow our Australia news live blog for the latest updatesGet our free news app; get our morning email briefingFour frog species in Western Australia that lay their eggs on land have been identified as a new genus and named after a retired high school music...

Can our mitochondria help to beat long Covid?

Mitochondria are the body’s power plants, fuelling our cells. New research shows they play a role in many aspects of keeping us healthy – and could be the key to unlocking treatments for chronic diseases, including Parkinson’sAt Cambridge University’s MRC Mitochondrial Biology Unit, Michal Minczuk is one of a growing number of scientists around the world aiming to find new ways of...

How I cope with feelings of envy by saying the Arabic word ‘mashallah’

How the phrase ‘what God has willed has happened’ helped me shift feelings of jealousy towards admiration and respectI don’t feel envy very often and that isn’t because I don’t know anyone who is worthy of it. The people in my life are nothing short of brilliant. My friends and family are talented writers whose books and magazines I display proudly on my shelves. They are erudite...

Johnson faces possible legal action over delay to Covid public inquiry

Campaigners say they will seek judicial review amid fears delay could lead to loss of evidenceBoris Johnson is facing possible legal action over a delay to the start of the Covid-19 public inquiry, which campaigners fear could lead to evidence being destroyed.The prime minister pledged in parliament that the statutory inquiry into the UK’s handling of the pandemic, which has so far resulted in...

Vaccinologist Sarah Gilbert: ‘We need to be better prepared for a new pandemic’

The woman who co-developed the AstraZeneca vaccine on reassuring doubters, her new book and having a baby penguin named after herDame Sarah Gilbert, 60, is a professor of vaccinology at Oxford’s Jenner Institute and author, with Catherine Green, head of Oxford University’s clinical biomanufacturing facility, of Vaxxers – a gripping narrative about developing the AstraZeneca vaccine that is...

Brain damage claim leads to new row over electroshock therapy

Experts divided on effectiveness of ECT and concerned by overuse in women and the elderly It is one of the most dramatic techniques employed in modern psychology. An electric shock is administered directly to the brains of individuals who are suffering from depression.But electroconvulsive therapy (ECT) is controversial among some psychologists and is now the focus of a huge row – which erupted...

First of three Nasa rockets to take off from Northern Territory space centre

Rocket carrying instruments to study the evolution of the universe will be Nasa’s first launch from commercial port outside USGet our free news app; get our morning email briefingThe first of three Nasa rockets scheduled to launch from the Northern Territory is due to take off on Sunday night, carrying precision instruments that will give scientists new data on the evolution of the cosmos.If all...


SATURDAY 25. JUNE 2022


Britain is being hit by a new wave of Covid – so what do we do now?

Health experts answer the key questions arising from the latest surge in infectionsBritain is now going through its third major wave of Covid-19 infections this year. According to the ONS Infection Survey released last week, about 1.7 million people in the UK are estimated to have been infected in the week ending 18 June, a 23% rise on the previous week. This follows a 43% jump the previous week....

Sleep scientist Russell Foster: ‘I want to take the anxiety around sleep away’

The Oxford professor has studied our circadian rhythms for decades – and says much of what we think we know is wrongBorn in Aldershot in 1959, Russell Foster is a professor of circadian neuroscience at Oxford and the director of the Nuffield Laboratory of Ophthalmology. For his discovery of non-rod, non-cone ocular photoreceptors he received numerous awards including the Zoological Society...


FRIDAY 24. JUNE 2022


Our global food supply is at risk when high gas prices limit the creation of fertiliser | Andrew Whitelaw

We need synthetic fertilisers to produce enough food for the world’s population – there are no other alternatives yetSign up for the Rural Network email newsletterJoin the Rural Network group on Facebook to be part of the communityIf water is the source of life, fertiliser is the source of scaleable food production.The increasing cost of fertiliser is one of the largest contributors to a...

US to proceed with production of biofuels despite global food crisis

Campaigners call to prioritise grain for human consumption over its use as a fuelThe US will press ahead with biofuels production, the deputy secretary for agriculture has said, despite increasing concerns over a global food crisis, and calls from campaigners to prioritise grain for human consumption over its use as a fuel.Jewel Bronaugh, the deputy secretary of agriculture, said US farmers could...

Go fish: Danish scientists work on fungi-based seafood substitute

Team call in Michelin-starred restaurant to help crack challenge of mimicking texture of seafood From plant-based meat that “bleeds” to milk grown in a lab, fake meats and dairy have come a long way in recent years. But there is another alternative that scientists are training their sights on, one with the most challenging texture to recreate of all: seafood.Scientists in Copenhagen are...

The Guardian view on Paul McCartney at Glastonbury: a state occasion | Editorial

At 80 years old, the one-time Beatle offers a vision of optimism and empathy just as moving as the pageantry of the platinum jubileeA week has passed since Paul McCartney’s 80th birthday, and on Saturday he will play to a huge crowd at the Glastonbury festival. The great surge of reminiscence and celebration these two events have triggered – not least online, where millions of pictures,...

Boom in UK dog fertility clinics raises welfare and ethics concerns

Experts worry about financial incentives for unnatural breeding methods without regulationCanine fertility clinics have boomed in the UK during the pandemic, experts have revealed, as calls grow for greater oversight of the industry.The clinics offer services ranging from artificial insemination to ultrasound scanning, semen analysis, progesterone testing and in some cases caesarean sections....

Nasa halts auction of moon dust and cockroaches expected to sell for $400,000

Space agency says daughter of entomologist sold samples from 1969 Apollo 11 mission that belonged to NasaNasa wants its moon dust and cockroaches back.The space agency has asked Boston-based RR Auction to halt the sale of moon dust collected during the 1969 Apollo 11 mission that had subsequently been fed to cockroaches during an experiment to determine if the lunar rock contained any sort of...

Pompeii excavation unearths remains of pregnant tortoise

Animal thought to have been seeking place to lay egg in ruins of quake-hit home when Mount Vesuvius eruptedArchaeologists in Pompeii have discovered the remains of a pregnant tortoise that had sought refuge in the ruins of a home destroyed by an earthquake in AD62, only to be covered by volcanic ash and rock when Mount Vesuvius erupted.The 14cm (5.5in) long Hermann’s tortoise and her egg were...

Covid vaccines cut global death toll by 20m in first year, study finds

First major analysis examines impact across 185 countries since first jab was administered in December 2020Covid vaccines cut the global death toll by 20 million in the first year after they were available, according to the first major analysis.The study, which modelled the spread of the disease in 185 countries and territories between December 2020 and December 2021, found that without Covid...

Primary-age children’s screen time went up by 83 minutes a day during pandemic – study

Global analysis finds increase most sharp among age group, prompting concerns about impact on healthScreen time during the Covid pandemic increased the most among primary schoolchildren, by an extra hour and 20 minutes a day on average, according to the first global review of research.The sharp rise in screen time was associated with poorer diets in children, poor eye health, deteriorating mental...


THURSDAY 23. JUNE 2022


Scientists discover world’s largest bacterium, the size of an eyelash

At about 1cm long, Thiomargarita magnifica is roughly 50 times larger than all other known giant bacteriaScientists have discovered the world’s largest known bacterium, which comes in the form of white filaments the size of human eyelashes, in a swamp in Guadeloupe.At about 1cm long, the strange organism, Thiomargarita magnifica, is roughly 50 times larger than all other known giant bacteria and...

Spread of ‘free-range’ farming may raise risk of animal-borne pandemics – study

If we can’t dramatically cut meat consumption then intensive ‘factory farming’ may be comparatively less risky, say authorsThe industrial farming of animals such as pigs, poultry and cattle to provide meat for hundreds of millions of people may reduce the risk of pandemics and the emergence of dangerous diseases including Sars, BSE, bird flu and Covid-19 compared with less-intensive farming,...

Inca-era tomb unearthed beneath home in Peru’s capital

500-year old structure, found in working-class area of Lima, thought to contain remains of society elitesScientists have unearthed an Inca-era tomb under a home in the heart of Peru’s capital, Lima, a burial believed to hold remains wrapped in cloth alongside ceramics and fine ornaments.The lead archeologist, Julio Abanto, told Reuters the 500-year-old tomb contained “multiple funerary...

Rewilding with wolves: can they help rebuild ecosystems? | podcast

After wolves were reintroduced to Yellowstone national park in 1995, researchers noticed some big ecological changes, leading to the regeneration of the landscape. It’s an argument used to justify the return of apex predators – but it’s increasingly being challenged. Phoebe Weston talks to Ian Sample about whether wolves really have the power to shape ecosystems, and what that means for the...


WEDNESDAY 22. JUNE 2022


Mites that mate on our faces at night face extinction threat

Study of tiny parasites points to gene loss from adaptation putting them on dead-end evolutionary courseGliding through grease, and protected by our pores, tiny Demodex folliculorum mites lead a secretive life within our skin, only emerging at night to mate on our foreheads, noses and nipples. Successful as these sexual encounters are, their days as independent parasites may be numbered.The first...