BY A STAFF REPORTER
This time, a shadow of mourning has descended on ISRO. ISRO scientist Valeramathi, who was talking about the countdown to the rocket launch in Sriharikota, Tamil Nadu, died of a heart attack at a private hospital in Chennai yesterday. Bhalarmathi satish dhawan was part of the space centre's range operations programme office, where he would announce countdowns for all launches, isro's public relations officer said.