Female Torso, by Lisa Nilsson. Photo by John Polak. Lisa Nilsson was on an antiquing trip three or four years ago when a gilt crucifix caught her eye. The cross was crafted using a Renaissance-era ...

A prism has a constant cross-section throughout its length. When the cross-section is a triangle, the prism is called a triangular prism. When the cross-section is a hexagon, the prism is called a ...

For high resolution imaging in a SEM, and for accurate analysis by EDS or EBSD, proper sample preparation is critical. If a sample is cut with scissors or a knife, sections of the sample can compress, ...

There's a decent chance you know what's going on inside a gun. You pull the trigger; the trigger releases the hammer; the hammer slaps the cartridge, and out the bullet fires. But what's going on ...