Red cabbage indicator is often used as an introduction to pH and indicators, but did you know you can make an indicator from blackberries? Blackberries ...

Science and Engineering Indicators 2006 paints the global R&D picture, gives the major US national R&D trends and describes trends, for example in research article output.

They also stressed the need for adopting unified definitions of science, technology and innovation indicators and establishing methods for identifying them. The second session discussed the draft ...