If the name Hank Green sounds familiar, it probably should! He may have taught you biology through his education platform Crash Course or maybe you've attended VidCon, the YouTube convention he founded.
But to much of Gen Z and TikTok users...he's the guy who told everyone they can't eat grass:
Please just don't do it.
As for why you can't eat grass, Hank also had the answers...sort of. After having some fun teasing TikTok users about the question, he rattled off some interesting facts about grass.
And for those wondering, we can't eat grass because we can't digest it and it would also ruin our teeth.