Why do floods sometimes happen on sunny days?

In recent years, near-biblical floods have become a constant feature of the global news: Hurricane Katrina stranding grandmas on their roofs in New Orleans, monsoon floods devastating Nepal, or Hurricane Maria unleashing ...

Highest tides for 18.6 years set for this week in UK

Many places along the UK coastline will experience the highest tide for 18.6 years between the 19th and 30th of September, as a result of the co-incidence of a series of astronomical factors.

Huge spring tides draw crowds to French Atlantic coast

France kicked off nearly a month of exceptionally large spring tides Saturday, as tourists flocked to coastal areas to witness spectacularly high water levels ahead of the so-called "tide of the century" March 21.