Kenneth Catania, a biologist at Vanderbilt University, takes a breath. He hasn't known this tale long, but it's quickly become one of his favorites. Alexander von Humboldt, a famous German scientist, on
Si miras a tu alrededor los encontrarás: son inventos que revolucionaron el mundo. En algunos casos han salvado vidas. En otros simplemente las han mejorado. En el Día Internacional de la Mujer, BBC Mundo
Because the demand for donors’ organs and tissues is so high, researchers have spent years engineering synthetic tissues that could be transplanted into humans. But that’s not very easy to do—many of gel-like
Tracking them down is a globe-trotting adventure that rivals any jungle expedition. In the darkness of the Akeley Hall of Mammals, swarms of kids gawk at beautifully staged dioramas of Africa’s wildlife.