The compounds behind the perfumes and colognes you enjoy have been eliciting olfactory excitement since dinosaurs walked the Earth amid the first appearance of flowering plants, new research reveals.

Oregon State University entomologist George Poinar Jr. and his son Greg, a fragrance collector, found evidence that floral scents originated in primitive flowers as far back as 100 million years ago as pollinator attractants—a role they still play even though today's flowers also have colorful petals for luring pollinators.

— Read more at Those fragrances you enjoy? Dinosaurs liked them first at Phys.org. Hat tip to Jalapeno!