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Saturday, July 19, 2025
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.

Nambi Narayanan, who went from respected scientist to ‘spy’, glad for Padma Bhushan honour

Nambir Narayanan played a critical role in the development of satellite launch vehicles and the initial phase of making cryogenic engines.

On Camera

Fauja Singh’s death shows Indian roads remain a national emergency—474 lives lost every day

Fauja Singh, 114, died after being hit by a speeding car. His death renews questions about India’s deadly roads, rising accidents, and poor traffic discipline.

India-US set to ink mini trade deal soon, reach understanding on agricultural & dairy products

Mini deal will likely see no cut in 10% baseline tariff on Indian exports announced by Trump on 2 April, it is learnt, but additional 26% tariffs are set to be reduced.

Not just AK-203, India & Russia to jointly manufacture AK-19 and PPK-20 for domestic use and export 

India-Russia JV is also racing to deliver 7,000 more AK-203 assault rifles by 15 Aug. These are currently being made with 50% indigenisation and this will surge to 100% by 31 December.

Strategic partner one day, tactical nightmare the next: India’s learning Trumplomacy the hard way

Public, loud, upfront, filled with impropriety and high praise sometimes laced with insults. This is what we call Trumplomacy. But the larger objective is the same: American supremacy.