Do you know how much does a cloud weigh?
Clouds may look so light and fluffy, but the fact is that they are actually quite heavy.
Dec 08, 2015, 14:30 PM IST
Watch: Rare mysterious 'rainbow cloud' formation appears over Costa Rica!
To the delight and surprise of residents and tourists in Costa Rica , a so-called rainbow cloud formed over the skies leaving them in awe.
Sep 19, 2015, 23:08 PM IST