Amid the coronavirus pandemic sweeping the country, China reported the first case of human infection of bird flu. Chinese authorities have maintained that the risk of the H3N8 strain spreading among humans was low.

China reports first human case of bird flu; four-year old boy infected

WION tells you: - What is virus mutation? - How does it happen? - Why it can lead to increase cases? - Why some viruses mutate faster than others?

What is virus mutation? Why some viruses mutate faster than others?

As India continues to battle the pandemic, reports say a new variant of coronavirus has been identified in India at the National Institute of Virology(NIV) in Pune.

Scientists find new coronavirus variant in India which causes severe pneumonia, 'pathological changes in lungs'

The scientists in South Africa believe that the news Covid-19 mutant found in the country is likely to be more transmissible, may hit young people harder, and maybe slightly more resistant to vaccines.

New Covid-19 mutant found in South Africa spreads more swiftly

As the UK battles a new strain of coronavirus, UK health secretary Matt Hancock said another new strain of COVID-19 has been detected which has originated from South Africa.

New COVID-19 strain from South Africa detected in UK: Health secretary Matt Hancock

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China reports first human case of bird flu; four-year old boy infected

What is virus mutation? Why some viruses mutate faster than others?

Scientists find new coronavirus variant in India which causes severe pneumonia, 'pathological changes in lungs'

New Covid-19 mutant found in South Africa spreads more swiftly

New COVID-19 strain from South Africa detected in UK: Health secretary Matt Hancock