Researchers from Sankara Nethralaya, Chennai, SASTRA University, Thanjavur and Elite School of Optometry, Chennai have studied how the environmental factors of a classroom affect a student’s clarity of vision.
The study from IISc found a previously unidentified yeast-like symbiont inside the lac insect Kerria lacca, which gives the insect its distinctive red colour and, may also provide other nutrients in return for shelter.