Filter offers hope against fluorosis

Rakesh Agrawal, Dehradun

Afilter invented by the People’s Science Institute (PSI), a voluntary organization in Dehradun, is combating fluorosis, a degenerative disease caused ...

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Doon’s forest of many memories

Rakesh Agrawal, Dehradun

A Remembrance Forest or Smriti Van is emerging on a three-acre patch on the outskirts of dusty Dehradun. It is ...

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In search of the hybrid dryer to beat the monsoon

Shree Padre, Kasargod

During Covid times, when farmers couldn’t take their bunches of bananas to markets, a campaign was launched to encourage them ...

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Learning braille is easier with voice feedback

Kavita Charanji, New Delhi

WHEN four engineering students at the Goa campus of the Birla Institute of Technology (BITS) Pilani undertook a modest research ...

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Honey bee buzz: Tractor from a motorcycle and more

Kavita Charanji, New Delhi

INDIA’s villages create inventions which are sometimes so useful they even catch the fancy of a global clientele. Take, for ...

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