Tag: Juan Guaidó
Catholic Church urges Venezuela to unite against coronavirus
David Smilde, Tulane University and Hugo Pérez Hernáiz, Universidad Central de Venezuela
Coronavirus hasn’t yet hit Venezuela as hard as neighboring Brazil and Colombia. But...
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...
