One of the promises of nanotechnology is the ability to dynamically "tune ... Kirigami is an ancient Japanese art of cutting and folding paper to obtain 3D shapes. By introducing kirigami-inspired ...

1.1 What is friction? Take this everyday example: when a coffee mug rests on a flat table, the kinetic frictional force is zero. There is no force trying to move the mug across the table, so there is ...

Boffins from the AGH University of Science and Technology in Kraków are working on the creation of effective and safe materials for use in the protection of works of art and historic monuments. The ...