Imagine a liquid that flows freely one moment, then stiffens into a near-solid the next, and then can switch back with a ...

AccuWeather reports June 24 was the hottest day in more than a decade for millions of residents. But also pay attention to ...

Thursday marks the 59th anniversary of the highest temperature ever recorded in Harrisburg. The temperature hit a scorching ...

The people have spoken. An unofficial poll from The Oklahoman reveals the most popular thermostat setting for summer months.

Crews tearing apart a 1.5-acre pile of coal mine refuse that has been smoldering for two decades recently uncovered a section ...

Blistering heat is gripping Europe, with weather warnings in the UK, France, Spain, Portugal, Italy and Germany.

Mediterranean Sea temperatures surged in June in a marine heatwave, with a Greek scientist warning some species are under ...

Use fans to help circulate air, though don’t use them as a sole cooling device. This can give a false sense of comfort with ...

The temperature in New York City has reached 100 degrees as the eastern U.S. sweltered under an extreme heat wave.

Geothermal energy, a clean and renewable source of energy from the ground, could reduce Singapore’s reliance on fossil fuels.

With temperatures running above average in many parts of NY, what’s the ideal thermostat setting to stay cool without breaking the bank?

Arizonans rely on air conditioner to survive the summer months, but the bills can be huge. Here's what temperature to set ...