VATICAN CITY – All eyes are on the Sistine Chapel and a chimney installed on the roof that will produce smoke signals at the selection of a pope. Steeped in Catholic tradition, smoke has been used ...

Get paid to smoke weed? A deal made in heaven and a study could help investigators better understand how cannabis cultivation and processing impacts the final product—in quantifiable terms. How do ...

The following submission has been lightly edited. No other preventable health threat in America causes as many serious illnesses as smoking, according to public health research. It is within our power ...

As smoke from wildfires crosses state and international borders more frequently, tracking and studying it is increasingly important for shaping air quality and health measures around the world. An ...

Shanya Gill, 12, won a national science competition for her fire-detection device. The device works quicker than the average smoke detector by using a thermal camera. Gill said she hoped to use the ...