Transparency

In an effort to enhance the research abilities of biologists, Stanford University researchers have discovered that applying a popular food coloring to the skin of mice allowed them to see through to the rodents' internal organs and other structures.

The "Corruption Perceptions Index" scores countries out of 100 for their public sector honesty, and the just-released 2016 report paints a bleak picture. More countries declined than improved and just 54 countries scored better than 50.

Researchers at the Pusan National University in South Korea have developed an advanced light shutter that can rapidly switch between transparency and opaqueness in less than a millisecond, paving the way for displays that become see-through at the flick of a switch.