People derive purpose from effort and achievement, so positioning them as reviewers ‘in the loop’ strips away that sense of ...

Photonic crystals are periodic optical structures that can control the flow of light. Multiple reflections from surfaces separated by a distance similar to the wavelength prevent an optical beam from ...

Robots have been working in the manufacturing industry since the 1950s, but their entry into the realm of medicine was not until the 1990s, along with a demand for minimally invasive surgery. Since ...

Iran’s system of government is not quite a democracy, nor a theocracy. Founding Supreme Leader Ruhollah Khomeini developed its animating doctrine, known as guardianship of the jurist, in the years ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...