The first of December every year is observed as world AIDS day. It is observed as an effort to unite people world wide in the fight against HIV. The theme for the year 2017 is 'Lets End It', aiming to end the stigma associated with the disease.
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.