RFG 2018 Conference

press release

GeoSpectrum is now the Geotimes Blog

The American Geosciences Institute is pleased to announce the relaunching of its GeoSpectrum newsletter as the Geotimes Blog. GeoSpectrum has evolved from a quarterly newsletter of the geoscience societies to a blog about activities in AGI's member societies and other news and events about the geosciences.

EARTH: Redefining Homo - Does Our Family Tree Need More Branches?

Human evolution and paleoanthropology are tricky subjects, not just because of the rarity of these fossils, but also because human nature seems to be getting in the way of modern taxonomy. In a field that is generally governed by logical rules when it comes to identifying new fossils, scientists are noticed there are some peculiarities applied to our own genus, Homo.

EARTH: On the Trail of Hannibal's Army - and Elephants - in the Alps

During the Second Punic War, Hannibal, in a brazen move, led a massive army over the Alps, surprising the Romans from the supposedly impenetrable northern border. The exact route Hannibal took is unknown, although some geographic information can be gleaned from historical accounts such as those of the Roman writer Polybius. Armed with this information, and the knowledge that tens of thousands of men, horses and elephants must have left some trace, geoscientists are hunting down possible locations using deduction and chemistry to test hypotheses.

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