To systematically trace the evolution of key aroma compounds from tobacco leaves to smoke, researchers developed a combined strategy of stirred barrel sorption extraction (SBSE), pyrolysis (PY), and ...

Image generated from an X-ray crystal structure shows a molecule with a five-membered silicon ring at its core. This X-ray crystal structure of the pentasilacyclopentadienide synthesized by David ...

Carbon's unique chemical properties allow it to be an essential building block for life on Earth and many other molecules we rely on for day-to-day life—but what about carbon's neighbor? Silicon is ...

Mason Allery, 17, was sentenced for shooting into a car, injuring two. Judge Ted Sandberg called it "fake gangster nonsense" and ordered Allery to earn a high school diploma in prison. Mason Allery in ...

Aromatic Fragrances was founded in 2013 by Sean Riordan and Josh Thompson Both Riordan and Thompson will both continue to have a material ownership stake and remain in their current leadership roles ...

GRAND FORKS — A Grand Forks teen has pleaded guilty to shooting at an occupied vehicle last year. Walker Michael Poitra, 18, changed his plea on Monday, Jan. 5. A sentencing hearing has been set for ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Amazonian anthrosols are renowned for their high fertility and dark color, properties ...

This illustration visualizes a novel electrochemical transformation in which a single carbon atom—derived from a diazo compound—is selectively inserted into the pyrrole ring via a distonic radical ...

A team of chemists and astronomers have made a discovery in the field of astrochemistry: the identification of cyanocoronene, the largest polycyclic aromatic hydrocarbon (PAH) ever detected in space.