Materials scaling new heights

As climbing is made an Olympic sport, Kathryn Allen looks at the materials used in artificial climbing walls.

Material marvels: Hanford B nuclear reactor

On 26 September 1944, a first sustained nuclear chain reaction at a new reactor began. Its purpose was not to prove whether fission could be achieved or sustained, but to explore its weaponised potential. Khai Trung Le looks at Hanford B, the world’s first full-scale nuclear reactor.

Spotlight: Automated sewing

Palaniswamy ‘Raj’ Rajan, CEO of SoftWear, USA, talks to Ellis Davies about the company’s Sewbots and automated worklines.

For more than just sandcastles

High demand for sand in the construction and electronics industries is a mounting problem for sustainability, as Ellis Davies reports.