man-hookah-bench.png

Keep your kids away from third-hand smoke

In a new study, published in the Journal of Exposure Science & Environmental Epidemiology, researchers tested the surfaces in smoking households where children reside and found troubling results, says Ashley Merianos, a tobacco researcher at the University of Cincinnati who led the study. 

frankzappa-watch-out-huskies-pee-yellow.png

Why is pee yellow mystery solved

The enzyme that makes urine yellow has been finally identified. It has been known for more than 125 years that a compound called urobilin is responsible for urine's yellow colour. But it was unclear how exactly it is created from the red-orange bilirubin.