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 ...

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.

U.S. stocks on Tuesday appear to be returning to the uptrend seen during the shortened Thanksgiving week of trading, as investors regained some of the ground lost in the previous session. But not all ...

December 30, 2025 • Conditions are dire for people in Gaza as President Trump and Israel's prime minister discuss the next phase of the ceasefire deal. And, Russia accuses Ukraine of an attempted ...