Some puzzle solutions are so beautiful and so vastly superior to the commonsense approach that they can seem like a miracle. The solution to the third question in our most recent Insights puzzle, for ...

This applet allows the user to select the probability of heads and the number of tosses. By clicking the "TOSS" button, the applet shows the process of tossing coins virtually and calculates the ...

"With these probability maps, we can push asteroids away while preventing them from returning on an impact trajectory, ...

Listing or counting all the possible outcomes for two or more combined events enables you to calculate the probability of any particular event occurring. This can be done by listing outcomes ...