Latest Jennifer A. Clack Stories
Using high-energy X-rays and a new data extraction protocol, an international consortium of scientists have for the first time rendered a 3D model of a prehistoric tetrapod backbone.
Nearly everyone can recall the high school textbook illustrations of the planetâ€™s first land-dwelling creatures, ubiquitously represented as comic-looking fish with short, stumpy legs.
New research from Duke University suggests a reversal in the order in which two four-limbed creatures transitioned from water to land.
- A coin originally worth six pennies Scots, and later three; held equivalent to an English halfpenny.
- (in plural) Money; cash.