PNAS: Diamond peak confirmed at YDB — and Bronze Age collapse, perhaps?

Table 1.

Bement video

Earlier GSA abstract

Co-author spotlight: Andrew S. Madden

Carter, Simms, Benamara….

PNAS Lexus lane? 46,000 hits!


In 2007, scientists proposed that the start of the Younger Dryas (YD) chronozone (10,900 radiocarbon years ago) and late Pleistocene extinctions resulted from the explosion of a comet in the […]

Tusk TV: Awesome new vids

From James Kennett himself:

From an independent:

Steamed: Ted Bunch From the Heart On Boslough and Scott

This afternoon former NASA geochemist Ted Bunch dropped the Tusk the note below. It is thrilling to see a core YDB researcher with a five decade track record [and here] willing to stand up to his bullies in frank and personal terms, outside the stilted literature and self-serving press releases.

The recent Boslough et […]

Finally Available in PNAS: Very High Temperature Impact Melt Products: Evidence for Cosmic Impacts \ Airbursts 12,900 years ago

These scientists have identified three contemporaneous levels more than 12,000 years ago, on two continents yielding siliceous scoria-like objects (SLO’s),” said H. Richard Lane, program director of National Science Foundation’s Division of Earth Sciences, which funded the research. “SLO’s are indicative of high-energy cosmic airbursts/impacts, bolstering the contention that these events induced […]

Very High Temp Impact Melt Products at 12.9 ka: The PNAS Abstract

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