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Wednesday, August 13, 2025
TopicStudy of rocks

Topic: study of rocks

Life-sustaining freshwater first appeared on Earth 4 billion years ago, finds Nature study

Geologists analysed ancient rock crystals from Australia to find that freshwater appeared on earth a mere 600 million years after the formation of the planet.

Study of rock shows how algae oxygenated earth 2 bn years ago to make way for other life forms

The team now plans to search for similar lime-mud deposits in other places around the world to gather additional insights about the Palaeoproterozoic era.

On Camera

Asim Munir wants to be guardian of the Middle East. He’s fated to fail at home

Countering insurgency needs the Pakistan Army to demonstrate a political will that ties leaders at the centre with those in the borderlands. But it may not have the imagination.

Slashing GST on waste can unlock Rs 1.8 lakh crore, high tax hurting circular economy goals—CSE

Centre for Science and Environment in new report makes case for rationalising GST on waste material, saying most informal operators can’t afford high tax & it also hinders recycling.

India, US troops to undertake joint military exercise next month, first after Op Sindoor

21st edition of annual joint military exercise will be held from 1 to 16 September, aimed at sharing military tech, operational best practices & disaster relief coordination methods.

Modi’s ready to risk it all for farmers. Farm reform can answer Trump with new Green Revolution

Standing up to America is usually not a personal risk for a leader in India. Any suggestions of foreign pressure unites India behind who they see as leading them in that fight.