They found that the pointed cusps that form at the edge of rose petals are due to a type of geometric frustration called a ...

Scientists discovered that rose petals form their pointed tips by concentrating stress in small areas along the edges.

Roses, long admired for their beauty and symbolic richness, owe their iconic petal shape to a mechanical process that has remained largely mysterious—until now. According to a new study, the pointed ...

Reconstructing the ancestral traits through genomic analysis revealed that all the roads trace back to a common ancestor—a single-petal flower with yellow ... pointed to two major centers of ...