People are being encouraged to rummage through their change as a rare 50 pence piece could be worth a small fortune.

Brits have been urged to scour their wallets and coin jars for a rare 50 pence piece worth around 100 times its face value.

It’s not often the statistical model used to determine ESPN’s matchup predictor spits out a perfect coin flip. On Monday ...

The number of possible outcomes of n tosses of a coin is 2 n. Straight heads is only one of the 2 n possibilities. 2 2 ...