The study provides two important contributions, by convincingly showing that tactile acuity on the breast is poor in comparison to other body parts, and that acuity is worst in larger breasts, ...

Two inertial reference units (IRU) on a United Airlines Boeing 787-8 failed shortly before the jet experienced a rapid altitude shift over Africa in January that injured 16 people. In a ...

The rectangular unit at the top of this photo is the nacelle. They contain the gearboxes, shafts, generators and brakes that turn rotational force into usable energy. (Kyle Bakx/CBC) At one point ...