Pittsburgh is a city on the upswing, rebounding this century from its rustbelt past by developing more innovative sectors such as health care, education, and technology. 

What do you do to remain comfortable in your home?

Salads were recently in the news—and off America’s dinner tables—when romaine lettuce was recalled nationwide. 

We teach our children to treat others as they want to be treated, but what about the world around them? 

A new study by a team of scientists from the US and the UK explains how differing climate model projections can be used collectively to reduce uncertainties in future climate change.

The pollution plume produced in the city of Manaus, northwest Brazil, tends to drift towards pristine areas of the Amazon rainforest, elevating up to 50 times the concentration of tiny, harmful particles in parts of the forest with near pre-industrial atmospheric conditions.

Researchers have examined a method to extract rare-earth elements from mining waste that could provide the world with a reliable supply of the valuable materials.

As high-tide flooding worsened in Norfolk, Virginia in recent years, Margaret Mulholland, a biological oceanographer at Old Dominion University, started to think about the debris she saw in the waters that flowed back into Chesapeake Bay. 

Ambient air pollution is a major health risk, leading to respiratory and cardiovascular mortality.

Cleaning pollutants from water with a defective filter sounds like a non-starter, but a recent study by chemical engineers at Rice University found that the right-sized defects helped a molecular sieve soak up more perfluorooctanesulfonic acid (PFOS) in less time.