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A nurse prepares a dose of the Pfizer-BioNTech vaccine against COVID-19 at the Cecilia Rivadeneira Foundation in Quito. (Photo: AFP)

Efficacy of Pfizer/BioNTech Covid vaccine drops to 84 per cent after 6...

Ongoing follow-up is needed to understand the persistence of the vaccine effect over time

29 July 2021 9:34 AM IST

Union Minister of State in the Department of Space Dr Jitendra Singh. (ANI Photo)

Chandrayaan-3 likely to be launched during third quarter of 2022:...

In a written reply to a question in the Lok Sabha today, he said, the realisation of Chandrayaan-3 is in progress

28 July 2021 6:10 PM IST

Chandrayaan-2, aimed at landing a rover on unchartered Lunar South Pole, was launched on July 22, 2019. (PTI file image)

Chandrayaan-3 likely to be launched during third quarter of 2022:...

Minister of State in-charge of the Department of Space, said the launch of Chandrayaan-3 has been rescheduled

28 July 2021 1:37 PM IST

Unless treated properly, inflammation from chronic hepatitis from B and C can lead to cell damage and eventually liver cancer. (Twitter)

Hepatitis, one of the top killers: Expert

In the last three decades, there are 400 lakh deaths making hepatitis the top killer

28 July 2021 5:26 AM IST

A pregnant woman is inoculated with the Pfizer-BioNTech vaccine against COVID-19 at a vaccination center in Medellin, Colombia on July 24, 2021. (JOAQUIN SARMIENTO / AFP)

Pfizer, AstraZeneca vaccine antibody levels may drop after 2-3 months:...

Those vaccinated with AstraZeneca vaccine are likely to have much lower antibody levels than those vaccinated with the...

27 July 2021 12:41 PM IST

The authors suggest that public health interventions for those at the highest risk of malnutrition may help mitigate the higher likelihood of severe COVID-19 in this group. Representational Image (ANI)

Study finds COVID-19 patients with malnutrition at higher risk of...

Patients with a diagnosis of malnutrition between 2015 and 2019 were compared to patients without

27 July 2021 2:25 AM IST

According to sources in the Bengaluru-headquartered space agency, under the Department of Space, delivery of hardware by the industry was hit due to the lockdown imposed in several States. (Representational image: PTI)

First uncrewed mission of Gaganyaan programme not possible in...

As part of the mandate of Gaganyaan, two uncrewed flights are planned to test the end-to-end capacity for the manned...

26 July 2021 12:48 PM IST

A billboard with a photograph of Prime Minister Narendra Modi is partially submerged in flood waters at Kolhapur in western Maharashtra on Saturday, July 24, 2021. Officials say landslides and flooding triggered by heavy monsoon rain have killed more than 100 people in western India. (AP)

India is on the frontline of climate change

In the first seven months of this year the nation has experienced two cyclones, a glacier collapse in the Himalayas, a...

25 July 2021 9:53 AM IST

A nurse prepares a dose of the Pfizer-BioNTech vaccine against COVID-19 at the Cecilia Rivadeneira Foundation in Quito. (Photo: AFP)

Old people more susceptible to Covid variants, even if vaccinated,...

The study was published in the Journal of the American Medical Association

22 July 2021 9:22 AM IST

The largest uncertainty in climate sensitivity predictions is the influence of clouds. (Photo: Representational/PTI)

Clouds will amplify global warming by reflecting less heat, study...

The research is the strongest evidence so far that clouds will amplify global heating over the long term

20 July 2021 12:07 PM IST

A health worker shows a vial of the Moderna vaccine against the Covid-19 coronavirus. (Photo: AFP)

Here-'s why you should not skip the second dose of COVID-19 vaccine

As per a study by Stanford University School of Medicine, the second dose induces a powerful boost to broad antiviral...

20 July 2021 9:00 AM IST

A health worker collects swab sample of a child for Covid-19 test, at majestic bus stand in Bengaluru, July 15, 2021. (PTI/Shailendra Bhojak)

New study suggests COVID-19 virus piggybacks only black carbon...

The study is based on data collected from Delhi, from September to December 2020

18 July 2021 11:44 AM IST