You find a lot of great stuff when browsing through arXiv, the repository of scientific research run by Cornell University, including very elaborate solutions to problems you didn't necessarily know ...

Entrepreneurial tools are a must to seamlessly run a business in today’s challenging climate. But tools don’t have to be complex, high tech, or digital in order to help you do your work with ease.

CHAMPAIGN, Ill. — Two math-notebook pages recently authenticated as belonging to Abraham Lincoln suggest the 16th president, who was known to downplay his formal education, may have spent more time in ...