Former DRDO chief VS Arunachalam passes away in United States firstpost.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from firstpost.com Daily Mail and Mail on Sunday newspapers.
AZoM speaks with Sung Hoon Kang from Johns Hopkins University about his research into a novel reusable shock-absorbing material that is lighter and tougher than metal.