Pain is essential for human survival. The nervous system signals danger through pain when a child touches something hot. This natural biological mechanism teaches the child to avoid future harm. Pain ...

Abstract: This study presents two compact piezoelectric MEMS fast steering mirrors designed for fine tracking and coarse tracking systems in free space optical communications. Both mirrors feature a ...

Reimagining the ‘70s The 1970s were a whirlwind of bell-bottoms, mood rings and unapologetic self-expression. Decades later, ...