‘Soft cells’ — shapes with rounded corners and pointed tips that fit together on a plane — feature in onions, molluscs and more. ‘Soft cells’ — shapes with rounded corners and ...

Tips can either be pointed or flat at the ends, depending on their purpose. They are typically pointed if they're going into soft materials like wood or dry wall, and flat when used to bind two or ...

Lie et al. 2025 These tools, with their tips carefully whittled into chisel-like shapes, may have helped ancient hominins forage on the shores of what's now Lake Fuxian in China. Liu et al. 2025 ...