In a recent study, researchers have proved that when we talk to our loved ones, the variations in our speech are independent of language and culture. It also shows that a lack of such variety in our talk can result in problems with social communication.
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.