Asphalt is a significant source of air pollutants in urban areas, especially on hot and sunny days, researchers report.

As the UK heads into a recession, here are some simple - and cheap - tips to reduce utility bills and make less of an impact on the planet.

More companies are selling products that claim to keep you cool on hot days. But it turns out that common materials used in sports clothing may not always be the best.

Persistent heat waves and dry lightning are part of the problem. For firefighters, the erratic behavior gets dangerous quickly.

Persistent heat waves and dry lightning are part of the problem. For firefighters, the erratic behavior gets dangerous quickly.

Wildfires blanketing several Western cities are creating hazardous health conditions. Don't count on cloth masks to protect your lungs.

Wildfires blanketing several Western cities are creating hazardous health conditions. Don't count on cloth masks to protect your lungs.

Extreme heat could kill 5,000 people each year in the UK by the 2050s.

Heat waves can kill via dehydration caused by heavy sweating. Breathing or heartbeat may suddenly stop. Prolonged overheating can also create widespread inflammation.

A new method can convert 65-cent red bricks from Home Depot into a supercapacitor that can store electricity, researchers report.