MIT researchers built a soft drone that can not only fly but also pick up and move objects, similar to a flying hand. This high-tech drone is equipped with a soft, grasping mechanism. In the video ...

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 ...

The energy barrier separating the soft and hard states prevents spontaneous crystallization, but can be overcome by artificially seeding a crystal nucleus (via exposure to a salt crystal or contact ...