Pharmaceutical drugs often take advantage of a specific shape in order to bind to the biological target. Some molecules, however, can exist with two versions that are mirror images of each other, similar to a left-handed and right-handed pair of gloves. In the body, often only one of the two molecules is an active pharmaceutical drug due to the difference in shape.
A new study shows that smoke from wildfires destroys the ozone layer. Researchers caution that if major fires become more frequent with a changing climate, more damaging ultraviolet radiation from the sun will reach the ground.
Professor Scott Hopkins has been named the winner of the 2022 Keith Laidler Award for his outstanding early-career contributions to physical chemistry in Canada.
