We are entering a new era in science — the fourth paradigm, according to Kristin Persson, a professor in materials science at the University of California in Berkeley, United States. The first ...

While Southern Arizona is known for its porphyry copper deposits, Northern Arizona is better known for its nonmetallic commodities, including basalt, helium, potash and carbon dioxide (CO2). More than ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› by Dave Gershgorn If you need a family computer or want to cut down on cords in a ...

When Stanford University student Reggie Brown told his classmate in 2011 that he wanted photos he'd sent to a girl to disappear, he uttered aloud a thought that had crossed the minds of countless ...