An Indian boy from Class 12 has developed what scientists call the lightest satellite in the world. 18-year-old Rifath Sharoo from Chennai, built the satellite as part of a contest Cubes in Space, organised by US space agency, NASA and idoodlelearning Inc, a global education company.. The satellite, named Kalam SAT – after former India President Dr APJ Abdul Kalam – weighs 0.1 kg, and is lighter than a smart […]