An 'instruction' to the crocodylian skull

The braincase of crocodylians has a distinctive structure. Unlike evolutionary relatives (birds and squamates), in crocodylians, all braincase bones are rigidly fixed together and form an akinetic structure. In the process ...

Zanda Basin yields new Pantherine fossils

Pantherine felids, known as "big cats", include the largest living cats, apex predators in their respective ecosystems. Although the oldest pantherine fossils occur in Africa, molecular phylogenies point to Asia as their ...

The energy debate: Coal vs. nuclear

As America struggles down the road toward a coherent energy policy that focuses on a higher degree of self-reliance, policymakers face numerous issues and realities. These include: the finite supply and environmental impact ...

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