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Wednesday, February 25, 2026
TopicInvention

Topic: Invention

How was wheel invented? Computer simulations reveal its thrilling birth story

Just like the evolution of species, the wheel emerged gradually from an accumulation of small improvements.

With 3D-printed gloves for ‘Rs 1,000’, IISc team offers cheap virtual physio for stroke patients

IISc team says idea ‘behind device is that you wear something like a glove, and the physiotherapist controls the device from a remote location through the internet’. 

Germ killing is the new cool with fragrant, eco friendly hand sanitisers

The Centers for Disease Control and Prevention says there’s not a clear winner in the hand sanitiser vs. hand-washing debate.

On Camera

Pew’s religious diversity study is producing perverse results

Pew’s survey on religious diversity around the world is interesting, but simply lacks enough nuance to warrant serious consideration.

China absorbs more Russian crude as India recalibrates with a Middle East pivot

As discounted Russian barrels increasingly flow to China, Indian refiners lift more from Saudi Arabia, Iraq and the UAE, while also eyeing Venezuelan cargoes to diversify risk.

What to expect on the defence front as Modi embarks on Israel visit, second since 2017

The two sides will sign a framework agreement on defence cooperation that will allow companies from both sides to collaborate deeper.

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.