Mental Fatigue Increases Temptation for Rewards

Summary: New research reveals that mental fatigue makes rewards like unhealthy snacks more tempting. Both rats and humans who exerted cognitive effort sought out more rewards, with rats self-administering more…

Overestimation of Opponents’ Immorality Fuels Political Divide

Summary: A study reveals that Democrats and Republicans overestimate how much the opposing party approves of clearly immoral acts like theft or animal abuse. This “basic morality bias” is evident…