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Physical sciences/Earth sciences/Geology/Physical geology/Earth structure

The AAAS Pacific Division will explore science “From Atoms to Application” at its annual meeting in Pomona, California, from June 12-15.
The new finds from two sites in Russia suggest that all major groups of dinosaurs may have had at least a few feathered species.

Researchers in Texas have discovered thousands of human artifacts in a layer of earth that lies directly beneath an assemblage of Clovis relics, expanding evidence that other cultures preceded the Clovis culture in North America. This pre-Clovis toolkit appears to be between 13,200 and 15,500 years old and it includes biface and blade technology that may have later been adapted—and improved upon—by the Clovis culture.