Today, India and Pakistan each have about 150 nuclear warheads at their disposal and that number is expected to climb to more than 200 by 2...

New York, Oct 4 (IANS) Large volcanic eruptions in the tropics can lead to El Nino events, notorious warming periods in the Pacific Ocean w...

The idea is to mimic Pinatubo by using a fleet of modified business jets to inject fine droplets of sulfuric acid into the stratosphere, wh...