Hypsersonic jet engines

After more than 30 years of research, a new sort of rocket engine starts to sizzle SOME good ideas take years of dogged perseverance to come to fruition. That has certainly been true of a hypersonic engine which Alan Bond, a British engineer, began developing in 1982. Its first incarnation was as part of a […]

3D printing glass

Fine glass is the latest material to be manufactured additively GLASSMAKING began 4,500 years ago, in Mesopotamia. The industry’s first products were trinkets, such as beads and pendants, cast from moulds and carved by hand. But craftsmen quickly worked out how to make more practical stuff, such as jugs, bottles and drinking vessels, by coiling […]

Out of the box 3D printing

Civil engineering: 3D printing technologies are being adapted for use by the construction industry to create buildings and other structures INDUSTRY continues to find multiple uses for 3D printing, especially in rapid prototyping and for high-value, low-volume production in businesses such as aerospace. But one of the limiting factors is the size of the 3D […]