RJ Mackenzie

Contributor

More from RJ Mackenzie

a body on a morgue table with only the feet showing and a toe tag on the big toe
Ask Us Anything

What happens when you donate your body to science? 

By RJ Mackenzie

couple in bed
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Do aphrodisiacs work? What the science says.

By RJ Mackenzie

Beautiful cat on red background
Animals

Why do cats make biscuits?

By RJ Mackenzie

man sneezing on a colorful, illustrated background
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Why do some people sneeze so loudly?

By RJ Mackenzie