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.

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 ...

Attention! Another new term has entered the TikTok lexicon, and you’re about to see it everywhere. If you’ve spent any time on the app within the past week, you might have noticed people talking about ...