Scott Stoll logo world traveler. A bicycle wheel and the globe symbolizes Scott's journey around the world on a bicycle.

How much oxygen is in the atmosphere?

I demonstrate how to calculate the mass of oxygen in the atmosphere. And I talk about ten reasons why the accepted values may be wrong.
Scott swims from one island to another overcoming his fear of water and fulfilling an old dream.
It sounds like a contradiction, but consider depression a practice problem for life's bigger challenges. Learn how to put depression into perspective.
I call this concept "The rule of thirds." We can use this rule to help us find alternate solutions or judge whether we are achieving success with the one solution we are using.
Don't break the chain. A 1-month and 1-year challenge to help you take a step of action every day to make your dream a reality. Good for kids and adults.
We talk about whether depression is in the mind or the body. And, another tool to help you feel better before you even know you need to feel better.
Scott applies to be a crew candidate for the dearMoon project to fly to the moon and back aboard the SpaceX Starship as one of the first space tourists.
What if the driver of climate change is NOT carbon dioxide but oxygen depletion? See the math to compare CO2 emissions to oxygen burned.
An introduction to my adventure in depression.
A series about how to find/create more joy in life. Everyone can benefit from these life lessons and activities.
The story about Scott's first website and business.
There are many ways oxygen is burned/consumed/oxidized. It is a very reactive element. We highlight the major natural causes, like: respiration, decomposition, forest fires, rust and more.
Aboard the Perseverance is my name, "Scott Stoll," engraved on a silicon chip. Does that make me an astronaut? Are dreams written in stone — or silicon? Can Martians read?