How linear, rotary, reciprocating and oscillating motion are evolving as customization grows and new capabilities emerge.

Kirk Siegler is a national correspondent for NPR News. As a roving reporter, he covers the western U.S. with an emphasis on rural issues, water and the effects of climate change on smaller communities ...

The President’s cash grab to pay the military might have a desirable result, but the route he took is extremely dangerous.

Electric cars, climate credit schemes, diverse boardrooms and legal weed: How California exports its ideas and policies across the U.S. Trump administration says gun rights under the 2nd Amendment do ...