The sultry conditions come days after the Met Office warned of the possibility of 35C in one region of the UK on Tuesday.

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme temperature changes the massive 'hot Jupiter'-type planet may make it rain iron at ...

The National Weather Service has extended the heat advisory for central Ohio until June 27. COTA has extended free rides as a ...

Temperatures in Florida, Georgia, Arkansas, Tennessee, Kentucky, Indiana, Illinois, North Carolina, and Virginia could feel ...

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states ...

The power grid can overheat in these extreme temperatures. If you happen to lose power, here's what Duquesne Light says to do ...

The California Communities Extreme Heat Scoring System — which the state is calling CalHeatScore — can tell you the level of ...

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

More than half the country, including Illinois, is currently in a heat dome. Here's what that means and how to stay safe during excessive heat.

Stay safe in this sweltering heat, New Jersey. Here's the latest today, from heat maps, advisories and warnings, to when ...

Thousands of people were without power on Monday as extreme heat takes hold of the tri-state area, according to Con Edison’s ...

Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and ...