Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...

Math teachers have stymied students for hundreds of years by sticking goats in strangely shaped fields. Learn why one grazing goat problem has stumped mathematicians for more than a century. If you’ve ...

Seeking to tap into the power of artificial intelligence, many companies are working on interactive AI systems. Such systems can provide a variety of valuable benefits, from enabling always-on ...

Contemplating Fermi problems keeps me curious about the world and how things relate to one another. By Caroline Chen Whenever I got stuck on math homework while growing up, I would go looking for my ...

New digital technologies are exacerbating inequality. Here’s how scientists creating AI can make better choices. The economy is being transformed by digital technologies, especially in artificial ...