Study reveals that early embryonic cells can switch roles, reshaping what we know about how fins, gills, and other body ...
The fossils offer one of the clearest pictures science has had of how respiration on land began.
Animal life began in aquatic environments more than 600 million years ago. Around 500 million years ago, during the Cambrian ...
Imagine standing at the edge of a beach at night, watching the waves crash with an eerie, electric blue light. No lamp, no ...
Animals have evolved to eat a lot of different things, even stuff that barely passes for food, and it shapes our entire lives from what we look like to where we live. Today, we’ll talk about why being ...
Until now, there was a conflict in the field of paleontology. Genetic analysis of how fast traits mutated and evolved ...
Decades of data reveal that animals involved in the wildlife trade—from pet sales to meat markets to illegal poaching—are ...
Get ready for Valentine’s Day by learning how zoo matchmakers use science to “swipe right” for conservation. Mike Bock Male Andean bear Quito (above) has fathered two cubs at the Smithsonian’s ...
Animal Humane Society’s Walk for Animals returns to the Minnesota State Fairgrounds May 2.