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Thursday, February 26, 2026
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

Racial attack on Northeast people finally has govt’s attention. What about Muslims?

The largest number of victims of identity-based abuse in India are Muslims. In this case, the abuse comes from people at the top, and nobody is willing to do anything about it.

Indian banks speed up bond purchases as holdings near regulatory minimum threshold

State-owned banks bought $2.5 billion of bonds in February, the biggest monthly purchase since 2006, after selling heavily over the past year as the RBI injected liquidity.

Navy, Germany’s TKMS wrap up cost negotiations for new submarines, P-75I deal likely early next fiscal

It is estimated the deal would eventually work out to cost around $9 bn at least for 6 submarines—negotiated down by India. Original bid by state-run MDL & TKMS was over Rs 1.2 lakh cr.

No country is ever fully sovereign. Cold War era taught India its real meaning

India’s fraught neighbourhood places multiple constraints on its strategic choices. It leaves no time to take a deep breath, lean back and reset.