This sweet spot for energy efficiency has long been established in physics. Experiments show that "wave drag"—additional drag from wave creation—is minimized once an object is at a depth of ...

ORLANDO, Fla. (WESH) - A Florida racing family is in mourning after a 7-year-old junior drag racer died following a crash at the Orlando Speed World Dragway. Junior drag racer Elienisse Diaz Rodriguez ...