Hotter, drier weather threatens to double water bills by midcentury in some cities, according to a Stanford-led study. The ...

So much hot air, in fact, that D.C. will find itself in the top 1.1 percent of the planet’s hottest places on Friday, when ...

There's a strong chance that last week's scorching temperatures were even hotter than reported for those living in underserved urban areas. New research from environmental engineers has shown that ...

It’s hot. It’s really hot. Pick your favorite of these colorful sayings from our UPDATED and comprehensive list.

Temperature records have tumbled across the UK and Europe as scientists warn it is a sign of things to come.