The sweltering heat in Rio de Janeiro has reached record-breaking levels, forcing thousands of residents in the city’s ...

Las Vegas and Reno top the list of the nation’s fastest-warming cities. Here’s what Nevada’s lawmakers are proposing.

Heat stroke poses a significant health risk, especially during extreme temperature conditions. As global temperatures rise ...

According to Rio de Janeiro’s municipal meteorological service, a high-pressure system over the ocean is influencing the weather and driving up temperatures.

Temperatures in Rio de Janeiro reached 111 degrees Fahrenheit — about 145 degrees hotter than Bismarck, North Dakota.

With temperatures crossing 35 degrees Celsius even before the start of summer, commuters in Erode and surrounding areas are ...

Rio de Janeiro residents and tourists baked Monday in scorching temperatures as the city's crowded pre-Carnival street ...

Temperatures soared to 111 F, a record high in a decade since Brazil started keeping tabs on the temperature extremes.

"polar vortex" usually refers to the gigantic circular upper air weather pattern in the Arctic region, enveloping the North ...

Mortality rates during heat waves have been put in the spotlight with research from The University of Queensland showing a 20 ...

Many areas of Brazil are being hit by a heat wave and beaches were packed with people this weekend in Rio, particularly in Copacabana, where one of the best-known samba schools in the carnival, ...

Rio de Janeiro has recorded its hottest day in at least a decade when temperatures reached 44 degrees Celsius (111 F) as ...