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Why some rivers refuse to mix

Two rivers meet, and yet, they do not become one. They run side by side, different in colour and texture, divided by a sharp, visible line that seems to defy everything we know about water. After all, place two droplets together and they merge instantly. So how can two massive, fast-moving rivers touch, and still...

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Economic Survey 2026: Private sector seeks anchor contracts as Dept of Space struggles to use funds

From the historic high of landing on the moon to the recent sobering reality of failed launches and near-misses that have triggered internal reviews, the last five years have been a period of strategic volatility for the Department of Space (DoS). What began as a celebrated era of ‘unlocking’ the sector, marked by the Indian...

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IIT-Kanpur team develops new way to predict solar cycles

The sun is a giant magnetic ball that goes through roughly 11-year cycles of activity that drive solar flares and space weather that can disrupt satellites and power grids on the earth. But predicting the strength and timing of these cycles has been difficult because scientists can’t see the magnetic fields deep inside the sun,...

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Can international patent law handle a permanent space presence?

Space stations, lunar bases, and Mars missions have moved from humans’ imagination to engineering reality. In these environments, innovation emerges through collaboration rather than isolation. Living on the moon or Mars will depend on continuous technological innovation, including on systems that extract water, generate energy and recycle waste and which can adapt to harsh and...

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The Doomsday Clock shows the danger but not the way out

On January 27, the Bulletin of the Atomic Scientists moved its Doomsday Clock to 85 seconds to midnight, the closest it has been to the metaphorical point of global catastrophe. The Doomsday Clock is historically significant because it transformed the abstract, technical threat of nuclear war into a universally understood symbol of urgency. Since the...

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