If you are like me, you are obsessed with your coffee. I love the taste, the smell, the sound the grinder makes, and of course, how it makes me feel. But have you ever heard of a “coffee nap”?

Scientists work tirelessly to uncover the mysteries of the natural world, from the reasons people binge to the best way to wash hands. Recently it was revealed that they’ve figured out why coffee served in white mugs tastes so bitter. (The contrast between the color of coffee and a white mug makes the joe look and taste bolder.) Coffee served in clear glass mugs tastes sweeter.

So, yes, those lab rats (the people, not the animals) are obsessed with getting (and studying) that jolt of java. That study got us thinking: What other crazy things do we know about coffee thanks to science? Answer: a lot.

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