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.
turtle shell

What happens to a turtle’s shell after it dies?

A turtle's shell will eventually decompose, but at a much slower rate than its flesh, innards, and organs due it being made of bone...

Why is hydrogen peroxide sold in brown bottles?

Hydrogen Peroxide is sold in brown (or dark) bottles because it can decompose into water if it's exposed to light. Opaque bottles keep the...

Would detonating a nuclear bomb in a desert really turn its sand into glass?

Yes, detonating a nuclear bomb in a desert really would turn its sand into glass. Well, at least a portion of it. We know...
Earths inside

What would happen if I dug a hole through the earth and jumped in...

Digging a hole through the center of Earth is impossible with current technology and for many other reasons. However, let's do a thought experiment...

Stay connected