President Obama's surrounded by science advisors. So you might figure he doesn't need to know much about physics, but you'd be mistaken. How is a President supposed to assess the risk of a "dirty bomb," or weigh the pros and cons of various energy sources, from solar power to nuclear energy?...Read more


Do you think your memory is a record of what actually happened? Chances are, it's not. New scientific findings show that with every act of remembering, our brains...

