April 2, 2026

Science Chronicle

A Science and Technology Blog

April 2, 2026

Science Chronicle

A Science and Technology Blog

Year: 2025

Drug companiesDrug safetyDrugsMedicinePharmaceutical companies

Indian pharma products exported to other countries fail the safety test, cause deaths

India can continue to be the pharmacy of the global south only if the regulator begins to behave like a watchdog to ensure drug safety, and not as a facilitator for the pharma industry

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HealthSpace

Multiple spaceflights with shorter recovery time impact brain structure

Longer space missions and shorter inter-mission recovery time, induce fluid changes in the brain that may not return to normal before subsequent flights

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Climate changeEnvironment

Bhubaneswar, Cuttack experience cooler days, warmer nights

The increase in relatively cooler regions during the daytime has been from 27% and 40% (2001-2010) to 73% and 63% (2011-2020) in Bhubaneswar and Cuttack, respectively

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EnvironmentRenewable energyResearch

IIT-Madras generates hydrogen from seawater using solar energy

The researchers have optimised all the parameters so that water electrolyte can directly use photovoltaic-derived voltage and current density to split water and generate hydrogen

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EcologyEnvironmentResearchScience

Study reveals evolutionary history, biogeographic origins of butterflies

According to the study published recently in the journal Nature Ecology and Evolution, butterflies originated in the Americas about 100 million years ago

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Avian influenzaCommunicable diseasePublic Health

Genetic changes power H5N1 virus spread, severity in animals

There is a grave risk of sustained transmission in humans once the virus collects a few mutations while spreading among mammals

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Climate changeEnvironmentgroundwaterMonsoon rainfallResearch

Increased rainfall alone will not help groundwater recovery in India

The projected increase in groundwater use for irrigation can cancel the benefits of increased rainfall from warming climate

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Communicable diseaseHealthPublic HealthVaccines

FDA approves first vaccine for respiratory syncytial virus

On May 3, FDA approved the first vaccine — Arexvy — for respiratory syncytial virus (RSV) to lower respiratory tract disease in people older than 60 years

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Communicable diseasePolioPublic HealthPublic health policy

Global polio targets set for 2023 unlikely to be met

Since 1988, when the World Health Assembly established the Global Polio Eradication Initiative (GPEI), wild poliovirus subtype-2 and subtype-3 have

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EcologyEnvironmentResearch

Cheetahs introduced without considering spatial ecology: study

Ideally, just one cheetah is present in 100 sq. km. of an unfenced area, whereas the density of Cheetahs in the Kuno national park stands at three per 100 sq. km.

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Communicable diseaseCoronavirusCOVID-19Public HealthResearchSARS-CoV-2

Novel host-directed molecules blunt SARS-CoV-2, influenza virus

Virus can develop resistance against antivirals, while drugs that target the host cells to prevent virus infection can remain effective even when the virus evolves

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InfluenzaResearch

Influenza virus might have marine origin with fish as early host

Influenza viruses can infect all classes of fish, and Siberian sturgeon may have served as early, if not the first, hosts of influenza virus before it spilled over into mammals

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gene-therapyHealthMedicine

U.K. sees success in mitochondrial replacement therapy

Eight years after the U.K. became the first country in the world to approve a reproductive technique known as mitochondrial

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