CHICAGO (CBS) — It’s a serious issue dividing our country and social media. It’s not how you see it. But how you hear it.

CBS 2’s Roseanne Tellez reports there is no middle ground.

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It’s Yanny or Laurel.

A simple question posted on Instagram has everyone moving in to give a listen.

Why do we all hear this so differently? A professor of speech language and hearing explained.

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“What we are seeing is an acoustic feature in the two words that’s very similar,” said Brad Story.

He conducted an analysis to provide a visual of how those words sound. Story said with Laurel and Yanny, it’s not surprising that people could hear either.

What does Story hear?

“The word Laurel,” he said.

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Story said there’s really no wrong answer. It’s all perception.