Money
Paying Off the Smallest Debt First Is Worse Math. It Can Still Win.
Paying the highest rate first generally saves more interest. Research suggests why paying the smallest balance first can still help people finish.
Research — page 3
Mindset
Apollo 13 Never Said 'Failure Is Not an Option.' Here's What Worked
The famous Apollo 13 line came from a 1995 film. What really saved the crew was a fix built from bags and tape — and a lesson about limits.
Success
Nokia wasn't lazy. It was afraid.
The usual story says Nokia got complacent. A study built on interviews with its managers points to fear instead, and it shows up in ordinary work too.
Habits
What the marshmallow test really found about willpower
A larger study shrank the famous marshmallow result. The more useful lesson was in the original work all along: change the room, not yourself.
Money
The pain of paying: why a card makes money feel cheaper
A famous MIT auction suggested card payers bid twice as much. Newer evidence says the effect is real but small. Here is how to use it.