Inside the human body

Are humans red meat or white meat?

Humans are both red meat and white meat. It depends on what muscle the meat is coming from. The main determining factor of meat color is its concentration of a protein called myoglobin. Within muscle fibers, myoglobin stores and transfers oxygen from the blood to the cellular machinery.
Q-tips 3 pack

Why are they called Q-tips?

The “Q” in Q-tips stands for quality, and the “tips” describes the cotton swab at the end of the rod/stick. Q-tip is a product name...
bags under the eyes

Why do we get bags under our eyes when we are tired?

There are two main reasons we can get bags under our eyes when we are tired: dehydration and fluid accumulation. First, when humans are tired,...
Topping off your gas tank

Should I top off my gas tank after the pump handle clicks?

Topping off your gas tank (aka gas topping) is not a good idea for mechanical, environmental, and financial reasons. Any gas you put in...
Meijer ammonia

Where does ammonia come from?

Ammonia is made by something called the Haber process which combines nitrogen from the air with hydrogen derived mainly from a natural gas such as methane....

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