April 1, 2026

Science Chronicle

A Science and Technology Blog

April 1, 2026

Science Chronicle

A Science and Technology Blog

COVID-19

CoronavirusCOVID-19Public HealthSARS-CoV-2

Novel coronavirus lineage circulated unnoticed in bats for decades, study says

  SARS-CoV-2 virus diverged from closely related bat viruses 40-70 years ago. Novel coronavirus had not arisen from recombination of

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ChinaCoronavirusCOVID-19Public HealthSARS-CoV-2

An asymptomatic superspreader in China transmits coronavirus to 71 people

  One more instance of a superspreader spreading coronavirus to 71 people in China has been documented. The superspreader continued

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CoronavirusCOVID-19Public HealthSARS-CoV-2Viral load

Young children have high coronavirus load than older children, adults

Children younger than five years are susceptible to coronavirus infection but generally present with mild symptoms compared with older children

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Aerosol transmissionCoronavirusCOVID-19IndiaPublic HealthSARS-CoV-2World Health Organisation

With coronavirus cases continuing to rise, it’s too early to open gyms

The government has permitted gyms to open from August 5 at a time when daily fresh coronavirus cases in India

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Aerosol transmissionCoronavirusCOVID-19MaskPublic HealthSARS-CoV-2World Health Organisation

How wearing masks cut coronavirus transmission to 139 clients in a salon

  Vigilant mask wearing by two hair stylists working at a salon in Springfield, Missouri in the U.S. and all

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CoronavirusCOVID-19Public HealthSARS-CoV-2

Mothers unlikely to transmit coronavirus to newborns if precautions are taken

  An observational study of 120 babies found no transmission of novel coronavirus from infected mothers to newborns up to

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CoronavirusCOVID-19Public HealthSARS-CoV-2TestingWorld Health Organisation

Finally, Tamil Nadu to resume contact tracing with earnestness

  Aggressive testing since mid-June in hotspot areas in Chennai and the 12-day lockdown that went into effect from June

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CoronavirusCOVID-19IndiaPublic HealthSARS-CoV-2Testing

Coronavirus spread shifts from large to smaller Indian cities

  In the last one month, cases in seven large Indian cities have reduced from 59% to 50% and deaths

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Clinical trialCoronavirusCOVID-19Pharmaceutical companiesPublic HealthSARS-CoV-2Vaccines

Serum Institute has begun manufacturing Oxford coronavirus vaccine

  The Pune-based Serum Institute of India has already begun manufacturing the Oxford vaccine (ChAdOx1 nCoV-19) for novel coronavirus. The

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Clinical trialCoronavirusCOVID-19Public HealthSARS-CoV-2VaccinesWorld Health Organisation

Results of coronavirus vaccine trials call for cautious optimism

  Never before have candidate vaccines been developed from scratch, tested on animals and completed early stages of human clinical

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CoronavirusCOVID-19SARS-CoV-2

COVID-19: What explains the low case fatality rate in India

  The case fatality rate in India, which has been falling steadily, has for the first time dipped below the

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Clinical trialCoronavirusCOVID-19Public HealthSARS-CoV-2Vaccines

Phase-2 trial: Adenovirus COVID-19 vaccine Ad5-nCoV found safe, immunogenic

Phase-2 trial using a single dose of recombinant adenovirus vaccine (Ad5-nCoV) vector carries the genetic material that codes for spike

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Clinical trialCoronavirusCOVID-19Public HealthSARS-CoV-2Vaccines

Oxford coronavirus vaccine is safe, immunogenic, preliminary phase-1/2 trial shows

The preliminary results of the Phase-1/2 clinical trial of the Oxford vaccine shows the vaccine is safe, well-tolerated, and immunogenic.

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