Physicists have found a simple and effective way to skip over an energy level in a three-state system, potentially leading to increased quantum computational power with fewer qubits.

Here's a simple mathematical example to demonstrate that men and women actually have the same average number of sex partners. Imagine a tango dancing event with 10 men and 10 women.

You can use the Frequency function within Excel in Microsoft Office 2011 for the Macintosh platform to calculate the frequency of data that lies within a certain range.