This week's Question: After more than three years of construction, Virgin Galactic unveiled its new spaceship at the Mojave Air & Space Port in California. Physicist Stephen Hawking named the new vehicle Virgin Spaceship (VSS) Unity. Although the spacecraft faces an extensive testing period, the company...

In the 1960s, the newly formed NASA began issuing single-sheet reports on the commercially significant technologies the agency was developing in the course of R&D being conducted for the space program – a mandate from Congress. In 1976, NASA turned those single-sheet reports into a magazine format...

This week's Question: The market for smartwatches and fitness bands is growing, but how effective are today's wearable health devices? A study from Lancaster University, the University of the West of England, and Nottingham Trent says that the technologies are marketed under the premise that they will help...