World’s Strangest

Your source for the strangest things around!

What Causes That “Fresh Cut Grass” Smell?

Lab image via Shutterstock Trauma, that’s what. It’s the smell of chemical defenses and first aid. The fresh, “green” scent of a just-mowed lawn is the lawn trying to save itself from the injury you just inflicted. Leafy plants release a number of volatile organic compounds called green leaf volatiles (GLVs). When the plants are injured, [...]