Kerry Ellis: Future human space exploration will mean getting beyond low-Earth orbit–and returning safely. Several projects across NASA are working on the challenges that goal presents, among them ...

I started working in construction, as many did, at a young age, beginning as a gopher and working my way up. Now 55 years old, I was part of the generation that entered the workforce as computers and ...

In lean production, spending resources for any goal other than creating value for the customer is considered wasteful and a target for elimination. The goal is more value with less work. Here's how ...