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A face mask with virus sensor next to a laptop

Technology

Smart face mask could detect coronavirus on other people鈥檚 breath

A prototype N95 face mask with a sensor built into the breath valve appears to be highly sensitive to virus proteins in early-stage tests

A coloured scanning electron micrograph of a cell (green) infected with the omicron variant of the coronavirus (purple)

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The omicron coronavirus variant may protect against flu

An increased number of girls are going through premature sexual development amid the pandemic

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Covid-19 pandemic linked to early onset of puberty in some girls

Lateral flow test

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Most people with covid-19 are still infectious after five days

In severe cases, covid-19 may cause certain neurological and psychiatric conditions for up to two years post-infection

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Covid-19 linked to higher risk of brain conditions up to two years on

More than half of people who are infected with omicron may be unaware they are carrying the virus

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More than half of people infected with omicron may not know it

A pregnant person receives the Pfizer/BioNTech vaccine against covid-19 in Schwenksville, Pennsylvania in February 2021

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Covid-19 vaccines in pregnancy not linked to miscarriage or stillbirth

Antibodies attacking SARS-CoV-2, the coronavirus that can cause covid-19

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Immunity for common cold coronaviruses may ward off severe covid-19

A person is vaccinated against covid-19 at Wembley Stadium in London, the UK, in December 2021

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Could next-generation vaccines finally end the covid-19 pandemic?

Hair loss may be a long covid symptom

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Long covid symptoms may include hair loss and ejaculation difficulties

A study of 2.4 million health records suggests the World 午夜福利1000集合 Organization's set of 33 long covid symptoms may be too limited

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Doctors are concerned about the risk of hospital-acquired covid-19

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Coronavirus may enter the brain by building tiny tunnels from the nose

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Coronavirus in late pregnancy raises premature birth risk seven-fold

Humans

Historical plagues led to revolutions – could coronavirus do the same?