Uncategorized
- Earth
Sensing a vibe
A sprawling network of seismometers that covers the Los Angeles area could be adapted to provide warning of damaging ground motions from earthquakes in the seconds before those seismic vibes arrive.
- Physics
Crystal Bash: Shocking changes to light’s properties
Prized, light-manipulating microstructures known as photonic crystals may transform light in new and technologically tantalizing ways when jolted by shock waves.
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19250
Regarding this article, consider how many species current Homo sapiens would be divided into using the criteria of paleoanthropologists, considering Pygmies and basketball players. Rick Fisher Richland, Wash.
- Anthropology
Ancestral Bushwhack: Hominid tree gets trimmed twice
In separate presentations at scientific meetings, two anthropologists challenged the influential view that the human evolutionary family has contained as many as 20 different fossil species.
