FILE PHOTO: Vials of COVID-19 vaccines of Pfizer-BioNTech and Moderna

Why three countries have paused Moderna vaccine

R. Prasad
Ionising radiation: The LNT model states biological effects such as cancer and hereditary effects increase as a linear function of dose, without threshold.
Science

NRC backs Linear No-Threshold model for radiation safety

K. S. Parthasarathy
Representational image
Science

Question Corner | How far can globe skimmer dragonflies fly?

Amazon rainforest
Internet

Facebook to curb sale of Amazon rainforest land on Marketplace

Sowmya Ramasubramanian
Representational image.
Internet

Facebook will try to ‘nudge’ teens away from harmful content

Reuters
People play online games at an internet cafe in China.
Technology

China state media says gaming time limit loopholes should be closed

Reuters
Snowfall, at Kufri in Shimla. File
Environment

Environmentalists alarmed as Himachal witnesses lesser snow

Vikas Vasudeva
A farmer engaged in stubble burning in Karnal Dist of Haryana on October 07, 2021.
Environment

Air quality commission expects reduced stubble burning

Special Correspondent
Researchers taking samples from the river
Tamil Nadu

IIT Madras study finds pharmaceutical contaminants in Cauvery river water

Special Correspondent

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