Meteorologist Stevie Daniels explains how you can create your own personal rain cloud in a jar using just a few materials ...

Clouds are a collection of very tiny water droplets, or ice crystals, that float in the air together. They're able to float because they're so small and light. Rain forms when they all start combining ...

Officials experimented with cloud seeding to try and reduce environmental pollutants as residents choke on filthy air. By Anupreeta Das and Pragati K.B. Reporting from New Delhi It’s that time of year ...

In the height of Delhi’s oppressive smog season, as the city’s skyline disappears into a grey haze and residents gasp beneath masks and air purifiers, an unusual hope is rising from the clouds above.