Your hair knows what you eat and how much your haircut costs

Millimeter by millimeter, your hair is building a record of your diet. As hair strands are built from amino acids that come from your food, they preserve the chemical traces of the protein in that food. It's a strong enough ...

'Fire inversions' lock smoke in valleys

Smoke from a summer wildfire is more than just an eye-stinging plume of nuisance. It's a poison to the lungs and hearts of the people who breathe it in and a dense blanket that hampers firefighting operations.

Big study of dirty air inversions

At times this winter, the greater Salt Lake City area has harbored the most polluted air in the United States. Now, researchers from the University of Utah and other institutions are starting a three-year, $1.3 million study ...

CO2 sensor network shows effects of metro growth (Update)

In February 2001, before the Olympic cauldron in Salt Lake City roared to life and focused the world's spotlight on Utah, scientists at the University of Utah placed the first of several carbon dioxide (CO2) sensors atop ...

Helping to forecast earthquakes in Salt Lake Valley

Salt Lake Valley, home to the Salt Lake City segment of the Wasatch fault zone and the West Valley fault zone, has been the site of repeated surface-faulting earthquakes (of about magnitude 6.5 to 7). New research trenches ...

How outdoor pollution affects indoor air quality

Just when you thought you could head indoors to be safe from the air pollution that plagues the Salt Lake Valley, new research shows that elevated air pollution events, like horror movie villains, claw their way into indoor ...

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