Is vaccinating against Covid enough? What we can learn from Chile and Israel

Contrasting lessons from the two countries, both with high rates of inoculation against the virus, show the danger is not past

A trio of countries stand out for the effectiveness of their Covid-19 vaccination programmes: Israel, Chile and the UK. All have managed to inoculate an impressively high percentage of their people but each has fared very differently in controlling the disease.

Israel has done so well it is resuming university lectures, concerts and other mass gatherings and has opened up its restaurants and bars. By contrast, Chile is experiencing soaring levels of Covid cases and faces new lockdown restrictions.

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Nasa preparing to attempt first controlled flight on another world

The Ingenuity helicopter, which arrived on the red planet in February, is expected to take to the skies on Wednesday

Nasa is gearing up to attempt the first controlled flight on another planet next week, with the tiny Ingenuity helicopter on Mars.

The helicopter is expected to take to the skies next week, with Wednesday being the earliest time scheduled.

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Why are there still so few black scientists in the UK?

There have been many reports but little action: UK university science departments need to do more to fix their serious diversity problem

The Nobel laureate poet Sir Derek Walcott once said that the English language is nobody’s special property: “It is the property of the imagination.” Much the same could be said for science. It should be said. Except this isn’t quite so. Not yet.

Data on who is doing science has recently been released by the Royal Society, the UK’s premier scientific academy, using figures from the Higher Education Statistics Agency, whose data is by far the most systematic. The numbers show that in 2018-19, 19.2% of science, technology, engineering and maths academic staff aged 34 and under are Asian and 1.8% are black. In physics and chemistry, the proportion of black researchers stands at a sobering zero, rounded down, as these calculations do for ease of presentation, from literally one or two individuals. What’s interesting is that these small figures decrease further as a scientist’s age increases – as they travel through the hallowed halls of academia to become senior scientists. So while the UK has 10,560 science professors who are white, only 960 are Asian, 310 mixed and “other” and 65 black. This says that minorities who enter science are less likely to get promoted. Fewer of them go on to become those experts who evaluate which next-generation scientists should then get the training, the money and the jobs. “Unless this changes,” the Royal Society says, “there will be unbalanced representation of academic staff between ethnic groups working in higher education in comparison to the ethnic breakdown of the general population.”

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Coronavirus live: Malta offers tourists up to €200; EMA reviewing vaccines – as it happened

Island to pay visitors after tourism sector hammered by pandemic; EMA looking at reports of rare bleeding condition and four cases of rare blood clots in J&J jab

That’s it from the UK blog team. Thanks for following our coverage..

People who have had the Oxford/AstraZeneca vaccine are seeking help at A&E in England despite having only mild side-effects such as headaches, in the wake of the controversy over whether the jab causes blood clots.

Related: A&E ‘swamped’ with patients seeking help for mild Covid jab side-effects

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The rice of the sea: how a tiny grain could change the way humanity eats

Ángel León made his name serving innovative seafood. But then he discovered something in the seagrass that could transform our understanding of the sea itself – as a vast garden

Growing up in southern Spain, Ángel León paid little attention to the meadows of seagrass that fringed the turquoise waters near his home, their slender blades grazing him as he swam in the Bay of Cádiz.

It was only decades later – as he was fast becoming known as one of the country’s most innovative chefs – that he noticed something he had missed in previous encounters with Zostera marina: a clutch of tiny green grains clinging to the base of the eelgrass.

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Brazilian Covid variant: what do we know about P1?

What threat does variant that is causing devastation in Brazil pose, and how is it different?

The P1 variant is causing devastation in Brazil, where an uncontrolled Covid pandemic is raging. P1, behind the terrible scenes of hospital overload in Manaus with patients’ relatives pleading for oxygen cylinders, is now the dominant form of coronavirus in many of Brazil’s cities and partly responsible for the high death toll. Other Latin American countries have closed their borders and restricted travel to and from Brazil but P1 is now in at least 15 countries in the Americas, according to the Pan American Health Organization (PAHO).

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Ancient human migration into Europe revealed via genome analysis

Genetic sequencing dating back 45,000 years shows intermixing with Neanderthals more common than previously thought

Genetic sequencing of human remains dating back 45,000 years has revealed a previously unknown migration into Europe and showed intermixing with Neanderthals in that period was more common than previously thought.

The research is based on analysis of several ancient human remains – including a whole tooth and bone fragments – found in a cave in Bulgaria last year.

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The UK needs a robust border policy, but right now we can’t see if it is working

Analysis: it is incredibly challenging to scrutinise the system because data on movement is so opaque

The official response to coronavirus at the UK border has been problematic from the start. It was not until February this year that the government introduced mandatory hotel quarantine – some 11 months after coronavirus was first recorded the UK – despite it being used in countries such as New Zealand from the off.

Even now with stricter requirements for arrivals in place, critics say the current border policy is seriously lacking. Reports claiming as many as 8,000 tourists a day are arriving in the UK have significantly fueled those concerns.

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First US trachea transplant offers hope to Covid patients with windpipe damage

  • Social worker, 56, treated at Mt Sinai hospital in New York
  • Some patients left with serious damage from ventilators

Surgeons in New York City have performed the first windpipe transplant in the US, giving a woman who suffered severe asthma a new trachea, the tube that transports air from the mouth to the lungs.

Doctors say such operations could help Covid-19 patients left with serious windpipe damage from breathing machines.

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The dogs keeping office workers company through lockdown

Owners say taking four-legged friends to work helps tackle loneliness and livens up Zoom calls

“Dogs are just like ‘play, eat, sleep’ – they bring me back into the moment. I think we can all learn something from that,” says Carole Henderson, who has been taking her “furry backup” to the office for the last few months.

They are not so good at making the tea and things get a bit rowdy when the delivery man comes round, but Henderson’s labradors Barney and Rusty, and labradoodle Lily, have been her sidekicks for the last decade. As well as being excellent foot-warmers, they have helped her emotionally with getting through solo months in the office.

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Fire on Australia’s Antarctic resupply vessel leaves expeditioners shaken

Australian Antarctic Division says 109 people on board were uninjured, but the incident was ‘potentially traumatic’ for some

An engine room fire that destroyed two vessels on board Australia’s Antarctic resupply ship has left expeditioners shaken as they begin their journey home.

The vessel, the MPV Everest, was in the middle of the Southern Ocean, four days into a two-week journey, when the ship’s portside engine room caught alight around 2pm on Monday.

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Bat catchers fight the next pandemic – in pictures

Researchers at the University of the Philippines Los Baños aim to catch thousands of bats to develop a Japanese-funded simulation model over the next three years that they believe could help avert potential pandemics. They hope the bats will help in predicting the dynamics of a coronavirus outbreak by analysing factors such as climate, temperature and ease of spread

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Global rollout of vaccines is no longer a guarantee of victory over Covid-19 | Susan Michie, Chris Bullen, et al

New variants of concern have changed the game, spreading worldwide and threatening to derail pandemic control efforts

At the end of 2020, there was a strong hope that high levels of vaccination would see humanity finally gain the upper hand over Sars-CoV-2, the virus that causes Covid-19. In an ideal scenario, the virus would then be contained at very low levels without further societal disruption or significant numbers of deaths.

But since then, new “variants of concern” have emerged and spread worldwide, putting current pandemic control efforts, including vaccination, at risk of being derailed.

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My rock’n’roll friendship with Lindy Morrison

She was in the Go-Betweens, Tracey Thorn was in the Marine Girls, their 30-year friendship enhanced both their lives

On 31 March 1983, she burst into my dressing room, asking at the top of her voice, “Has anyone here got a lipstick I can borrow?” I looked up to see a tall woman in a Lurex dress, with a mass of blonde hair. Our two bands, Marine Girls and the Go-Betweens, were on the same bill at the Lyceum in London. I was 20, and she was 31. I was a tentative singer, she was a loud, outspoken drummer. I was from suburbia, she was from Brisbane, Australia. And I was still a student, while she had already been a social worker, then joined a feminist punk band called Xero. She’d hitchhiked across Europe with a girlfriend, she’d seen every art film, read every avant-garde book. She’d slept at Shakespeare and Co in Paris, she’d swum with Roger Moore, she could recite Kate Millett’s Sexual Politics. But I didn’t know any of this. I just knew that she looked like self-belief in a minidress, and that she had arrived in my life. “Who was that?” I asked when she had gone. “That,” came the reply, “was Lindy Morrison.”

It took a couple of years for us to become friends. We were opposites in many ways, and at different stages of life, but there were similarities: we both lived with the boyfriend we were in a band with; we had strong opinions about everything – feminism, love and art; we liked Marilyn Monroe, Bette Davis, Patti Smith, Simone de Beauvoir, and we had no time for a lot of the men who surrounded us in the music business. I’d watch her on stage, fierce and sweating behind the drum kit, long hair flying in her face, all energy, all concentration, and I was proud to be her friend.

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The ‘elite controllers’ who can naturally suppress HIV

Research into how some HIV-positive people keep the virus at bay promises to yield new treatment possibilities, from vaccines to gene therapies

The year was 1998 when Joel Blankson encountered a patient he would never forget. Blankson was working in the HIV clinic at John Hopkins School of Medicine, Baltimore, when an HIV-positive woman in her mid-40s arrived for some routine tests.

Blankson gave her a PCR test, intending to prescribe a newly developed combination of medicines called antiretroviral therapies to suppress the infection, and prevent her developing Aids.

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George Floyd’s girlfriend shared his opioids pain – Derek Chauvin refused to see it

Courteney Ross’s testimony showed how police departments fail in their duty to protect those who battle addiction

Of all the accounts of George Floyd’s life and death heard in a Minneapolis courtroom this week, perhaps the least expected was his girlfriend’s description of their shared struggle with opioid addiction.

Courteney Ross’s wrenching testimony gave a very human glimpse into the remorseless search for a fix and a mutual fight to shake off drug dependency.

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Coronavirus live news: Number fully vaccinated in UK passes 5m milestone; Argentina’s leader tests positive

Children in England can visit grandparents for first time from next week; India’s daily coronavirus infections hit six-month high

This from the British health minister Matt Hancock:

I'm delighted that 50% of over-80s have now had their second jab.

Thank you to everyone involved in rolling-out the vaccine across the whole UK pic.twitter.com/VRfVHQeaEM

Turkey reported 44,756 new coronavirus cases in the last 24 hours to Saturday, health ministry data showed, the highest level since the beginning of the pandemic.

Turkey currently ranks fifth globally for most daily cases based on a seven-day average, according to a Reuters tally.

Turkey re-enforced weekend curfews starting on April 2 in accordance with the risk situation of provinces amid surging coronavirus cases and fatalities.

The weekend curfew started Friday 9 pm nationwide. However, its duration will vary province-wise.

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String theorist Michio Kaku: ‘Reaching out to aliens is a terrible idea’

The physicist on Newton finding inspiration amid the great plague, how the multiverse can unite religions, and why a ‘theory of everything’ is within our grasp

Michio Kaku is a professor of theoretical physics at City College, New York, a proponent of string theory but also a well-known populariser of science, with multiple TV appearances and several bestselling books behind him. His latest book, The God Equation, is a clear and accessible examination of the quest to combine Einstein’s general relativity with quantum theory to create an all-encompassing “theory of everything” about the nature of the universe.

How close do you believe science is to accomplishing a theory of everything?
Well, I think we actually have the theory but not in its final form. It hasn’t been tested yet and Nobel prize winners have taken opposite points of view concerning something called string theory. I’m the co-founder of string field theory, which is one of the main branches of string theory, so I have some “skin in the game”. I try to be fair and balanced. I think we’re on the verge of a new era. New experiments are being done to detect deviations from the Standard Model. Plus, we have the mystery of dark matter. Any of these unexplored areas could give a clue as to the theory of everything.

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Australian Covid vaccine rollout to continue after blood clot case in Melbourne

The acting chief medical officer says it is ‘likely’ the 44-year-old Victorian man’s condition is related to the vaccine

Australia’s acting chief medical officer says there will be no changes to the national vaccination program for Covid-19 while health authorities continue to investigate whether blood clots developed by a 44-year-old Victorian man are linked to the AstraZeneca jab.

Prof Michael Kidd said the Australian Technical Advisory Group on Immunisation (Atagi) and the Therapeutic Goods Administration (TGA) had not recommended any change to the rollout of the vaccine following an urgent meeting of health authorities on Saturday.

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