Michael Palin, the 83-year-old Monty Python star, has canceled his upcoming U.K. book tour after suffering three fractured ribs and a minor pelvic fracture in a fall at home. The injuries will prevent ...

Stomatopod crustaceans (mantis shrimps) have extraordinary eyes with unmatched visual rhodopsin diversity, but their ...

A bicycle robot combines the strengths of wheeled and legged systems and demonstrates a range of acrobatic behaviors.