Germany’s leading Covid-19 expert warns against unlimited reopening of schoolsCoronavirus – latest updatesSee all our coronavirus coverageScientists in Germany have said children with the coronavirus may be as infectious as adults, and urged caution as schools and playgrounds across Europe start to reopen.Researchers who analysed data on infected people found that the viral loads in children...

Exclusive: test has potential to identify carriers before they become infectious Coronavirus – latest updatesSee all our coronavirus coverageScientists working for the US military have designed a new Covid-19 test that could potentially identify carriers before they become infectious and spread the disease, the Guardian has learned.In what could be a significant breakthrough, project...

Scientists cast doubt on the Trump-backed theory that the coronavirus escaped from a Chinese labCoronavirus – latest updatesSee all our coronavirus coverageHow Covid-19 began has become increasingly contentious, with the US and other allies suggesting China has not been transparent about the origins of the outbreak. Continue...

The Covid-19 crisis has exposed the effects of government neglect on Britain’s once-trailblazing public health strategiesIt’s difficult to imagine that Britain was, until very recently, regarded as a leader in preparing for pandemics. Countries such as Singapore once looked to the UK for lessons in how to prepare for and respond to outbreaks. Now, it’s the other way around. With its number...

People tell of symptoms coming and going weeks after falling ill, even in mild casesCoronavirus – latest updatesSee all our coronavirus coverageSix weeks after first feeling unwell, Jenny* is still recovering from what she believes was Covid-19. On 17 March she, like many others, began preparing for an expected lockdown in the UK, stocking up on supermarket essentials. She was feeling a little...

Contact-tracing is considered crucial to get the US back on track. California is one of the first to take the challenge onCoronavirus – latest US updatesCoronavirus – latest global updatesSee all our coronavirus coverageSan Francisco has assembled an army of librarians, social workers, attorneys, investigators and medical students to find and warn anyone and everyone who may have been exposed...

We should focus on the areas where infection is most likely – and liberate the countryside, playgrounds and pub gardens• Coronavirus latest updates• See all our coronavirus coverageA woman sits on a bench by the Thames. Two policemen arrive and tell her to stand up. Two boys remove their shirts in Holland Park. They are told to put them back on. A policeman shouts at two girls in bikinis on...

Researchers study whether new strain of chronic bee paralysis virus is responsibleA viral disease that causes honey bees to suffer severe trembling, flightlessness and death within a week is spreading exponentially in Britain.Chronic bee paralysis virus (CBPV) was only recorded in Lincolnshire in 2007. A decade later, it was found in 39 of 47 English counties and six of eight Welsh counties,...

Langstone, Hampshire: She guards a clutch of 40 eggs with a maternal care that is unusual among insectsHidden away in a damp, shady corner at the foot of my fence, a half-metre-high heap of logs and leaves has rotted down to rich humus, the few remaining tree stumps and branches pitted with insect boreholes.As I turn over a partially buried tunnel of bark, woodlice scatter, a cluster of garden and...

Some firms shifting production away from malaria, HIV and TB, which kill millionsCoronavirus – latest updatesSee all our coronavirus coverageGovernments were caught out when Covid-19 hit, having overlooked the need to be able to test for new diseases because they were focused on drugs and vaccines for those they already knew about.Now there are fears that the rush to supply wealthier countries...

Dr Rick Bright says he was removed as head of office working on a Covid-19 vaccine for refusing to boost hydroxychloroquineCoronavirus – latest US updatesCoronavirus – latest global updatesSee all our coronavirus coverageDonald Trump’s musing over whether cleaning people’s lungs with disinfectant might treat the coronavirus caused a furore but it may be the US president’s pushing of...

Exclusive: St Vincent’s in Sydney is the only confirmed location so far, as NSW Health negotiates with US pharmaceutical giant Gilead Remdesivir: the antiviral drug is being touted as a possible coronavirus treatment – but will it work?Sign up for Guardian Australia’s daily coronavirus emailDownload the free Guardian app to get the most important news notificationsThe US pharmaceutical...