Chennai, May 09: Tamil Nadu government has announced some relaxations in the Coronavirus lockdown in non-containment zones from May 11. The extension includes working hours of standalone and neighbourhood shops and allowing private establishments to function with a reduced number of employees

Our eyes are open to what Pakistan is doing, Singh said, hours after the NIA arrested a "notorious narco-terrorist" who acted as a conduit for Pakistan-based terror groups.

The UK government has published details of the scientific advice behind its strategies to tackle the covid-19 outbreak, but outside experts say it is missing key points and hasn't been implemented properly

An analysis of the daily steps taken by about 5000 people in the US has found that a higher step count is linked to a lower yearly risk of death, although the effect tails off above 12,000 steps

Greta Thunberg says she and her father, Swedish actor Svante Thunberg, appear to have been infected by the coronavirus, though they have not been tested as their native Sweden is only doing so for severe cases

The economic and healthcare policies pursued by the US in recent years have failed to prioritise public health and made it vulnerable to a pandemic. Could things be different?

A number of potential drugs for treating the coronavirus are in trials. There are some promising candidates but it’s unclear if they’ll help those who need them most

We don’t have enough evidence yet to know if recovering from covid-19 induces immunity, or whether any immunity would give long-lasting protection against the coronavirus

Neil Ferguson, whose modelling has informed the UK's coronavirus strategy, says that the need for intensive care beds will come close to, but not exceed, national capacity

Efforts to scale up testing for the covid-19 coronavirus have been slow in some countries, and some tests are more accurate than others, which could make it harder to slow the spread

The coronavirus has been found to stick to surfaces for days – but you’re more likely to catch it when close to infected people, or possibly through droplets spread via plumbing and ventilation systems

People with covid-19 appear to be most contagious 15 hours before their symptoms start, and many people may not even go on to develop noticeable symptoms

If there's a ventilator shortage, doctors and ethicists say priority should be given to people with the best chance of recovery and most years likely left to live

Does being exposed to more virus particles mean you’ll develop more severe illness? Data suggests the relationship between infection and severity may be complex

UK prime minister Boris Johnson has said a mass-produced antibody test for covid-19 that can be done at home will be a game changer - but this type of test has limitations

The peak of the UK coronavirus epidemic now looks likely to arrive within the next month, according to analysis by the government’s science advisers

The new coronavirus is upending our lives, but simple actions can slow its spread, help our neighbours, foster a sense of togetherness and rejuvenate our immune systems

New York City is the epicentre of the coronavirus outbreak in the US and hospitals are already struggling to treat everyone with covid-19, though the outbreak may not peak for three weeks

Growing evidence suggests the covid-19 outbreak may not have started at Wuhan’s Huanan Seafood Market in December after all. Finding its origins may help us stop it happening again

The factors that cause flu to decline in spring might apply to covid-19 too. But we don’t know yet if warm weather can curb the spread of the coronavirus

We can't lose sight of the climate emergency when dealing with the covid-19 pandemic, say Christiana Figueres and Tom Rivett-Carnac

Despite data pouring in from many countries, estimates of how many of those infected with covid-19 die still vary widely

Cases of covid-19 have been slow to appear in developing economies, but now they are ramping up. Slums and refugee camps could be particularly vulnerable

With all the unknowns about covid-19, any numbers you hear about death tolls or how long restrictions will last should be taken not just with a pinch of salt but with a sack of it

Contagion was a film released in 2011 about a fictional pandemic of a virus called MEV-1 which kills between 25 and 30 per cent of those it infected. Here is our review of the film originally published in September 2011, now that it's on Netflix

To fight the new coronavirus, researchers are investigating more than 60 drugs, including remdesivir and hydroxychloroquine and brand new ones. Here’s a breakdown of progress so far

There are three main strategies for leaving coronavirus lockdown, but each risks a dangerous second wave and further lockdowns if things don't go as planned

Does a cell surface protein explain why the coronavirus is more likely to kill people with diabetes or heart disease? Researchers are trying to find out

Children will face many hidden negative effects from the new coronavirus, but it's not too late to avert them, says Paul Ramchandani

The rate of new coronavirus cases is dropping in Australia, largely due to strict travel restrictions, but complacency could cause the virus to get out of hand

The DRC’s Ebola epidemic will be declared over on 12 April but there’s little time to celebrate as the country pivots towards tackling the coronavirus

The advice on widespread face mask use to protect against covid-19 varies wildly, but there is some evidence that they stop sick people spreading the virus

Fresh cases of Ebola have been detected just days before the deadly epidemic in the eastern Democratic Republic of the Congo was to be declared over

Conditions like chronic fatigue syndrome have been linked to viral infections, so it’s possible that the covid-19 virus may go on to trigger similar conditions

Three doctors reveal what it was like at the heart of Hubei province’s coronavirus crisis, as the epidemic peaked in Wuhan and spread elsewhere

More men die of covid-19 than women. Reasons for this may include differences in smoking, general health, immune defences, hormones and even hygiene

The covid-19 pandemic has led to rushed guidelines for doctors making treatment decisions, and has encouraged more people to make advance decisions on CPR and ventilation

The UK government says its coronavirus strategies are based on science, but the scientific advice it has received won’t be made public until after the pandemic

Even if we find drugs that are effective against the coronavirus, that doesn't necessarily mean they will change the wider situation and help end lockdowns

Taking deep breaths and forcing a cough can help clear mucus, but these techniques are unlikely to prevent or treat coronavirus infections – here’s why

People from an ethnic minority are disproportionately affected by covid-19. Researchers say the reasons are rooted in existing social and healthcare inequalities

From social isolation to working on the front line, the mental health challenges of the pandemic are wide reaching. We ask experts how to protect ourselves

Whether you are at home alone or juggling work and family, those working in mental health share their advice on how to cope with the covid-19 pandemic

We need to scale up testing efforts to tackle the coronavirus pandemic, and looking for signs of virus RNA in our sewage could provide a shortcut

A long-standing hypothesis suggests the BCG vaccine also serves to generally enhance the immune system, meaning it could protect against covid-19, and trials are under way to find out

We need to be very cautious about preliminary studies estimating how many people have already been infected by the coronavirus

Some dogs and cats may be passing gut microbes to their owners that withstand last-resort antibiotics, which can be needed to fight off pneumonia from a coronavirus infection

Covid-19 contact tracers are part healthcare worker, part detective and part call centre operative. But what is the job really like? New Scientist spoke to one in Ireland to find out

Half a million people taking part in the UK Biobank, which gathers genetic information for researchers to study, won't be told if they turn out to be genetically vulnerable to the coronavirus