A foggy day in London town just got even more predictable. Scientists have discovered how to increase early warnings for fog, from around half an hour to up to two hours before it happens, by ...

Fog arises when water vapour condenses into minute liquid droplets suspended in the air near the surface, markedly reducing visibility. Its formation depends on the interplay of thermodynamic, ...

Add Yahoo as a preferred source to see more of our stories on Google. Fog continues to affect visibility in the Bay Area, with temperatures varying significantly due to a strong inversion, while a ...