They demonstrated secure quantum communication using entanglement over distances greater than one kilometer, employing a free-space optical link established on the IIT-Delhi campus.

On Monday, 11 deaths were recorded, taking the total number of deaths to 108. While seven of these deaths were from Kerala, one each occurred in Delhi, Maharashtra, Chhattisgarh and Madhya Pradesh

India's wholesale inflation in May slowed to 0.39% year-on-year from 0.85% in April, government data showed on Monday.

The Tata Group, which bought the airline three years ago, has been trying to improve operations at a time of great change in India’s aviation market.

A loss of engine power is increasingly being seen as the most probable cause of the Air India Boeing 787-8 crash in Ahmedabad that killed more than 270 people on Thursday.Video footage and preliminary findings suggest that the aircraft failed to gain altitude,

Air India's Chairman N. Chandrasekaran on Monday told staff that last week's plane crash that killed at least 271 people should be a catalyst to build a safer airline, urging employees to stay resolute amid any criticism.

Three days after the crash, only 35 bodies had been handed over to relatives from an overall official death toll of 270.