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Timothy Witwer

Internal Medicine

Credentials: ·

History

Internal Medicine

Research

Retraction Note: A Tunguska sized airburst destroyed Tall el-Hammam a Middle Bronze Age city in the Jordan Valley near the Dead Sea
Scientific Reports · 2025
RETRACTED: Shocked quartz at the Younger Dryas onset (12.8 ka) supports cosmic airbursts/impacts contributing to North American megafaunal extinctions and collapse of the Clovis…
Retracted · PLoS ONE · 2025 · 1 citations
RETRACTED: A 12,800-year-old layer with cometary dust, microspherules, and platinum anomaly recorded in multiple cores from Baffin Bay
Retracted · PLoS ONE · 2025

AB
Abigail Boutilier
1 paper · 1 as a fellow