Behold the beam, an amazing structural element that bends when loaded — but one that must not bend too much. A fallen tree spanning the banks of a river was perhaps the first beam used by primitive ...

Proteins are built from basic structural elements and their systematic characterization is of interest. Searching for recurring patterns in protein contact maps, we found several network motifs, ...

Engineers at the Massachusetts Institute of Technology (MIT) have developed a method for producing structural elements for house construction, such as beams and roof trusses, from recycled plastic ...