Did you know that a human’s ability to smell rain is way stronger than a shark’s ability at detecting blood, and that the fire hydrant patent ironically burned up in 1836.

Bacteria, plants and even lightning can all play a role in the pleasant smell we experience after a thunderstorm; that of clean air and wet earth. Known as petrichor, the scent has long been ...

If you like the smell of spring roses, the sounds of summer birdsong, and the colors of fall foliage, you have the stabilization of the ozone layer to thank for it. Located in the stratosphere, where ...