The genetics of eye color are actually way more complicated than just the whole "punnet square, recessive, dominant, 2 gene" stuff you learn in high school. There's multiple genes involved that interact.

Good point. But still.

Why was it necessary to say the truck has 4 wheel drive?

Which is?

So it looks like the pictures differ more from just how the liquid dries and the microscope settings- the article even says that two images of tears of the exact same chemical structure will look very different

I don't see how tears from crying over different types of feelings could actually be different. Maybe the onions one because the vapors get in your eyes. The rest seems like bullshit.

I was a bio major and have a masters in biomedical sciences and this is still me

Why did people downvote someone answering the question?