What do a 20th-century physicist, an 18th-century statistician and an ancient Greek philosopher have in common? They all knew how to extrapolate with incredible accuracy. Columnist Jacob Aron explains ...

Picking the winner of all 63 games in March Madness is akin to picking the winning number in a lottery, even with the help of AI.

The designers at Lightspark write: Humans can’t reliably recall colors. This is a simple game to see how good (or bad) you are at it. Dialed shows you a color for 5 seconds, then asks you to recreate ...

What's your checking account balance? Your credit score? The top personal finance apps we've tested can give you the answers in seconds. We help you choose the right one to take control of your money.