Tag: belly button
Innies, outies and omphalophobia: 7 navel-gazing questions about belly buttons answered
Sarah Leupen, University of Maryland, Baltimore County
Everyone has one, but you might not know much about it. Here...
EXPLORING NATURE
Polymers from earth can make cement more climate-friendly
Alcina Johnson Sudagar, Washington University in St. Louis
Concrete is all around you – in the foundation of your...
