Three-dimensional printing is transforming medical care, letting the health care field shift from mass-produced solutions to customized treatments tailored to each patient’s needs. For instance, ...

Understanding how dislocations (line defects in the crystal structure) occur when 3D-printing metals has been unclear to materials ... of new alloys and the creation of parts in more complex shapes.

And, since every child needs to learn the alphabet as the first step to reading, writing, and vocabulary, we’re giving you these free preschool alphabet worksheets PDF printables! There are two sets ...