The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Are you worried about online privacy? Not a fan of anticompetitive practices? Maybe you just want a new take on web search? These 12 search engines beat Google in many ways. I've been testing PC and ...

Social media companies and their respective algorithms have repeatedly been accused of fueling political polarization by promoting divisive content on their platforms. Now, two U.S. Senators have ...

Think of the Blind 75 as a special list of 75 coding puzzles from a website called LeetCode. It’s like a training plan for ...