Shading brings 3D forms to life, beautifully carving out the shape of objects around us. Despite the importance of shading for perception, scientists have long been puzzled about how the brain ...

Penn researchers have developed a universal algorithm that allows 2D materials to retain mechanical strength after conversion into 3D structures. The team’s work takes inspiration from kirigami, an ...

The future of wireless technology—from charging devices to boosting communication signals—relies on the antennas that transmit electromagnetic waves becoming increasingly versatile, durable and easy ...

In the 19th century, an art form known as lithophanes was all the rage in Western Europe. These thin engravings were usually made from translucent materials like porcelain or wax. When backlit, a ...