Yawns have to be one of the most powerful forces in the universe. They’re just as contagious when you’re face-to-face with someone yawning as they are during a Zoom call with a person halfway across the planet. I can personally attest to yawning while on the phone with somebody who yawned in another state. Now, researchers have discovered that yawns are so contagious that when a pregnant woman yawns, the fetus inside her may yawn too. According to a study published in Current Biology , scientists found evidence suggesting fetuses can “catch” yawns from their mothers while still in the womb. Videos by VICE Researchers at the University of Parma in Italy tested the idea by showing yawning videos to 38 pregnant women during their third trimester. Cameras recorded the mothers’ reactions while ultrasounds monitored fetal movement. About 64 percent of the women yawned at least once after watching the videos. Of those cases, just over half of the fetuses yawned roughly 90 seconds later.…