Trillions of Tiny Lifeforms Are Shaping Your Personality—Scientists Want to Hack Them to Boost Your Happiness

Research studies are revealing how to help your body's gut microbiome regulate your emotions, stress levels, and behavior.

View in Browser  SHOP EXCLUSIVE SUBSCRIBE Trillions of Tiny Lifeforms Are Shaping Your Personality—Scientists Want to Hack Them to Boost Your Happiness Research studies are revealing how to help your body's gut microbiome regulate your emotions, stress levels, and behavior. Read More Want to Make More of Your Outdoors Space? These Editor-Tested Patio Umbrellas (Literally) Have You Covered Be made in the shade this summer. Read More A New Device May Have Just Made the Internet 10x More Powerful The internet's fiber optic backbone already travels at the speed of light, but researchers have found a way to drastically increase its bandwidth. Read More A Truly Wild Study Suggests Human Intelligence Might Exist Because of Gravity First detected in 2015, gravitational waves may not have had a direct hand in human evolution, but it certainly helped set the stage for its arrival. Read More Scientists Are Pretty Close to Replicating the First Thing That Ever Lived At some point, RNA must have replicated itself before the evolutionary arrival of DNA and proteins, and now we might know how. Read More Hyundai Built a Robot to Plug in Your Electric Car for You, In Case That's Too Hard Don't worry, the robot arm will utilize deep learning to find your car's charging port. Read More Need Assistance? Contact Us. Follow Us Unsubscribe | Privacy Notice | CA Notice at Collection Popular Mechanics is a publication of Hearst Magazines. ©2025 Hearst Magazine Media, Inc. All Rights Reserved. This email was sent by Hearst Magazines, 300 West 57th Street, New York, NY 10019-3779