Who Made It?

To find the temperature when both are equal, we use an old algebra trick and just set ºF = ºC and solve one of the equations. So the temperature when both the Celsius and Fahrenheit scales are the same is -40 degrees.

Many people believe that serendipity can be influenced but not controlled. What can you do to influence your serendipity? Try changing your daily routine, working in different environments, and mixing things up at the workplace. Though we cannot control our luck, we can open our minds and take advantage of positive opportunities.

Beneath the city of Cincinnati, Ohio is a huge labyrinth of tunnels and stations. The subway system was proposed in the 1910s as an upgrade of the streetcar system. Construction was interrupted in the turbulent years that followed, and never resumed because of inflation and politics.