Q: I’m trying to locate somebody who can appraise some lumber. My husband, Ray, had a woodworking hobby for years and made beautiful furniture, including our four-poster bed made of cherry and inlay.

Researchers have used a recently discovered form of carbon to make sheets of super-stiff and super-strong paper that is only a few millionths of a metre thick. This paper could lead to the development ...

University of Texas at Dallas (UTD) nanotechnologists and an Australian colleague have produced transparent carbon nanotube sheets that are stronger than the same-weight steel sheets and have ...