the Delhi high court has banned the use of firecrackers and loudspeakers in the National Capital Territory of Delhi unless a special permission is taken. Their use is going to be regulated even
The world's first solar-powered aircraft, Helios, has made a world altitude record. It reached 24.7 km, five hours and 16 minutes after its launch from the us navy's Pacific Missile Range
Reducing emissions of greenhouse gases produced by the burning of fossil fuels not only will put the brakes on global warming, but would also benefit public health, according to an international