Researchers from the Sharma Centre for Heritage Education, India, find stone tools in the sediments of Attirampakkam, a small town near Chennai which are dated to be 3,85,000-year-old. This finding gives us a new understanding for how and when human migration out of Africa might have taken place.
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.