St. Vincent to deport 3 men suspected in yacht hijacking, US couple’s disappearance

Scientists have created “xenobots,” microscopic living machines made from frog cells. These tiny organisms, less than a millimeter wide, blend biology and technology in a new way. They are designed by algorithms and assembled from the cells of the African clawed frog, *Xenopus laevis*. Xenobots move independently and can perform simple tasks. Researchers believe they […]