Editor-in-Chief of the South African Journal of Science and Consultant, Vice Principal for Research and Graduate Education, University of Pretoria The meaning of science has evolved over the past two ...

This study investigates the effects of subject and track level on the definitions of knowledge used by teachers in secondary education. Responding to 20 scales of an inventory, 202 teachers provided ...

The foundation of medical research, which is considered the gold standard, is the Randomized Controlled Trial when individuals are matched with others, and then randomized to one treatment or another.

Reviewing how the notion has evolved in political economy and neighbouring disciplines, the paper argues that a definition of the knowledge economy should be based upon two basic elements: technology ...

As schools around the nation scramble to respond to the alarm bells set off by falling scores on “the nation’s report card,” we—two university professors who teach reading courses and who are former ...

Test your science knowledge by taking the interactive quiz. The short quiz tests your knowledge of questions recently asked in a national poll. After completing the quiz, you can compare your score ...