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Sunday, February 22, 2026
TopicRocket science

Topic: Rocket science

India’s semi-cryogenic engine revolution—SCE-200 is already in the global big league

As a physicist, I see the push for semi-cryogenic propulsion as both a thermodynamic and economic optimisation—essential for scalable, reusable, and interplanetary missions.

Capable of winds 4x the speed of sound, how India’s new trisonic wind tunnel will aid rocket launches

The 2nd of 3-part series looks at TWT at Vikram Sarabhai Space Centre that can run at 3 wind velocity ranges. It was built by Tata Projects, Canada’s Aiolos Engineering Corp & others.

China’s rocket is coming down with a lesson — avoid schadenfreude on India’s Covid misery

If the space debris of Long March 5B rocket causes widespread damage, China will be 'liable to pay compensation' as per international law. But Indians aren't rejoicing the prospect.

On Camera

Youth Congress, your foolish protest helped the Modi govt climb out of the AI summit hole

In tactical terms, the shirtless protest was worse than a self-goal. Suddenly, the fiascos of the AI Summit were forgotten, and the Youth Congress’s disruption became the issue.

In the West, there’s anxiety. In India, optimism—Rishi Sunak says India poised to be leader in AI

On Wednesday, the former UK Prime Minister Rishi Sunak was speaking in New Delhi at a Carnegie & Observer Research Foundation event on AI.

MoD, IAF agree on some exemptions to HAL for Tejas Mk1A, but no compromise on ‘must-have’ capabilities

IAF is fine with accepting the aircraft with 'must-haves', even if some other steps remain pending, which may take at least another year, it is learnt.

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.