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Friday, January 30, 2026
TopicEarth science

Topic: earth science

South Asians became lactose-tolerant by accident & asteroids may be gold mines of cosmic treasure

Akanksha Mishra -
ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.  

Damage from Wayanad-like disasters can be minimised if agencies coordinate—Vigyan Yuva awardee Roxy Koll

Soumya Pillai -
Koll, awarded Vigyan Yuva in 'Earth Sciences’, says rainfall and landslide forecasts must be connected. He also emphasises the importance of a robust early warning system for India.

The UFO buzz is passe—NASA has a new term for it. Here’s why we’re still fascinated

Barry Markovsky -
Like political scandals and high-waisted jeans, UFOs trend in and out of collective awareness but never fully disappear.

Don’t judge fruit flies by their annoying buzzing behaviour. See their economic importance

Andreas Prokop -
We should open our eyes to their enormous economic and environmental importance. Try to imagine a world without flies to decompose dead animals.

Where did the Earth’s oxygen come from? US Study points to an unexpected source

David Mole -
At least some of the Earth’s early oxygen came from a tectonic source via the movement and destruction of the Earth’s crust.

On Camera

YourTurn

Opinion

India’s tech ambitions need private sector investment in R&D. Budget 2026 holds the key

Kunal Tyagi -
India’s private sector remains hesitant to invest in R&D. This is understandable, as the domestic market often fails to reward differentiated technologies adequately.

India’s ‘mother of all deals’ with Europe comes with a troublesome cousin—Turkey

+tFP

Trump made it clear that US military isn’t global police with National Defence Strategy 2026

Economy

SEBI green-lights NSE IPO. What exchange’s CEO Ashishkumar Chauhan revealed about next steps

Sampurna Panigrahi -
Speaking at ThePrint OTC Thursday, NSE CEO Ashishkumar Chauhan said the exchange has been trying to list itself since 2016, but it couldn’t happen due to one reason or the other.

Defence

‘LCA man’ Ravi Kota, key in operationalisation of IAF’s Tejas fleet, picked as next HAL CMD

Snehesh Alex Philip -
Mechanical engineer & alumnus of IIM-A & IAS France, Kota was General Manager in HAL’s Light Combat Aircraft division. He was selected from a pool of eight candidates.

National Interest

Non-alignment is coming back in a new avatar: Trump-peedit alliance

Shekhar Gupta -
No nation other than China can negotiate one-on-one with Trump on an equal footing. That’s why the middle powers who so far formed the core of multilateral bodies now feel orphaned.

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