The durability of various products depends primarily on the wear resistance of the materials from which they were made. And recently a group of scientists from Sandia national laboratories U.S. Department of energy, created, in their words, “nesmachivaemost material in the world.” The experts have developed a metal with unique properties. New alloys 100 times…

On existing models of three-dimensional printers can print virtually anything from any desired material. However, experts from the University of Hong Kong found a surprise: they learned to type parts of complex shape from ceramic, using the technology of 4D printing. For starters, let’s examine what is the essence of the technology of 4D printing:…

The first woman in space was from Russia, from the Soviet Union. Moreover, the first two female astronauts came from: Valentina Tereshkova in 1963 and Svetlana Savitskaya in 1982. NASA waited until the space Shuttle era, before sending women into space, and Sally Ride became the first American in space only in 1983. But since…