Photo by L. Brian Stauffer; specimen (c) Field Museum of Natural History FMNH 11006 At an early age, we realize that sharp things hurt. Rose thorns, cactus spines, dog teeth, and fish bones all share ...
WASHINGTON (AP) — Scientists have revealed fossils of a giant salamanderlike beast with sharp fangs that ruled waters before the first dinosaurs arrived. The predator, which was larger than a person, ...
Scientists figured out the biochemical process that lets the turf-conscious worms grow sharp teeth using very simple materials. By Veronique Greenwood Glycera dibranchiata is exactly the kind of ...
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