What did T. rex’s breath smell like?
Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy. You may unsubscribe at any time. Imagine the world millions of years ago. You’re in forest clearing bordered by tall conifers. Suddenly, the trees part and a Tyrannosaurus rex stomps into view. As it gets closer, the air fills with the smell of fear. And the smell of T. rex. It’s pretty pungent. But what exactly did T. rex’s breath smell like? Experts reckon it wasn’t pleasant. In 2018, the Field Museum in Chicago opened a new exhibit centered around Sue, a 13-foot-tall, 40-foot-long T. rex fossil. Sue is one of the most complete T. rex fossils ever found, and Ben Miller, an exhibition developer at the museum, wanted to make Sue’s exhibit as immersive as possible by stimulating visitors’ senses, including their sense of smell. “Everybody knows what …









