Have you ever wondered where the plastic-pen goes after you are done using them? After disappearing from our sight, the single-use plastic pens usually end up in landfills, eventually accumulating ...

A pen that is also a plant — yes, you read it right — one that can grow into vegetables, flowers or trees. Each of Kadalas Penakal’s pens has a seed capsule. According to Suresh Babu, a co-ordinator, ...