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 ...

Structural steel is a type of construction material that is made from specific grades of steel. It is manufactured in a range of industry standard cross-sectional shapes. Structural steel grades are ...

If you liked this story, share it with other people. Flying snakes achieve surprising amounts of lift through the shape of their bodies, report researchers from Virginia Tech in a paper recently ...