“You’re on a plane. Sitting at a window seat. Suddenly your left elbow is poked by something hard [and] warm,” griped a panicked passenger, who detailed his foul flight on Reddit.

By Christina Caron Kim Allen doesn’t like clutter. But when it comes to some of her most sentimental items, she finds it hard to let go. Near the top of the list is a ceramic creature that her ...

Objects and materials have different characteristics or properties. The properties of materials include features such as color, size, and shape; whether theyare rough or smooth, shiny or dull, hard or ...

Researchers at Johns Hopkins University have come up with a better prosthetic hand that uses a hybrid design to carefully grip various objects with just the right amount of pressure.

Using feedback from the prosthetic hand in the form of electrical impulses, the patients succeeded in distinguishing between items of various sizes, as well as between soft and hard objects by touch.