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Exploring abrupt climate change induced by comets and asteroids during human history

Cosmic Black Mat found on 5th continent


March 20, 2018

Did the Black-Mat Impact/Airburst Reach the Antarctic? Evidence from New Mountain Near the Taylor Glacier in the Dry Valley Mountains Journal of Geology, March 15, 2018 Detailed microscopic investigations of horizons in a surface paleosol, part of a pedostratigraphic stack of tills at New Mountain, Antarctica, dated to the middle Miocene climatic optimum event (ca. […]

Oldie but Goodie

Dendrochronologist Mike Baillie on impacts more recent than Younger Dryas

February 28, 2018

Hear the British Library interview Dr. Baillie   Download the PDF file .

Burn Paper

A new day at the Cosmic Tusk

February 2, 2018

Papers #1 and #2 and Supplementary Materials Quick take at skeptic site NeuroLogica Tallboy – Widespread Panic (1997) The Tusk inaugurates our new look here by posting the most important paper in the peer-reviewed canon of the Comet Research Group since the original PNAS publication in 2007. It is truly a new day at the […]

Hancock and the CRG

November 1, 2017

Lord knows, I am no fool. I do not believe in ghosts, aliens (ancient or not), their unidentified craft, homeopathy, organic foods, cults, global warming to any degree of concern, vitamin supplements, vaccine conspiracies — or Democrats. But Hancock is on to SOMETHING! That’s why independents — him and us — came to the same […]

The Black Death and Abrupt Earth Changes

September 4, 2017

Download the PDF file .

Temple Trauma

Tepe Telegram sneers at Sweatman and Tsikritsis; ignores probabilities; S&T respond

July 15, 2017
Open Letter: Napier on Defant and the Joe Rogan podcast

June 25, 2017

Bill Napier sent the Tusk a note regarding Joe Rogan’s unforgettable debate-style podcast on the Younger Dryas Boundary Hypothesis. Bill’s message is posted below my rant here. His informed correction of Marc Defant’s self-styled skeptical authority on comets is priceless and instructive. A cultural genre of all-purpose professional “skeptics,” like Defant and Shermer, have emerged since […]

The Cosmic Tusk Carolina Bay media file

June 4, 2017

Click here for a public link to the file The Tusk has had several requests for Carolina Bay images lately, including drone video for a forthcoming episode of “What On Earth?”, the most popular show on Discovery Science. In the process of putting my material together in one place, I realized how cool it would […]

The Younger Dryas Impact Hypothesis since 2007

According to Hancock

May 21, 2017

I recently discovered an essay from Graham Hancock that manages to convey both the profound intellectual significance — and petty scholastic drama — of the Younger Dryas Impact Hypothesis since 2007. Hancock doesn’t note his good timing, but as he writes in 2017 it is the 10th anniversary of the Comet Research Group’s Acapulco AGU presentations introducing […]

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