Random Tusks

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! Significance 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 earths atmosphere. The ET event, as it is…
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Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Random Tusks

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 al. paper and coordinated press releases are insulting to Dr. Bunch.
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Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Random Tusks

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…
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Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question

Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question