What Americans know about science

There are substantial differences among Americans when it comes to knowledge and understanding of science and scientific processes. People's level of science knowledge varies by education, race, ethnicity and gender, according ...

Can taking breaks improve how well you do on tests?

Might power naps enhance performance? Perhaps. Short breaks sure do. That is the finding of research by Kristina Lerman, principal scientist at the USC Information Sciences Institute and research associate professor in the ...