A series of publications purport to provide evidence that the Earth was subjected to an
extraterrestrial event or events at∼ 12.9 ka creating an environmental cataclysm and the …

U–Pb geochronology of shocked monazite can be used to date hypervelocity impact events.
Impact-induced recrystallisation and formation of mechanical twins in monazite have been …

There are likely many undiscovered impact structures on Earth, but several challenges
prevent their detection, including possible concealment beneath large ice sheets. In recent …

In an article comprising some 96,000 words, Holliday et al.(2023)(HEA) claim to have
“comprehensively refuted” the Younger Dryas impact hypothesis (YDIH), even though it has …

Impact melt rocks formed during hypervelocity impact events are ideal for studying impact
structures. Here, we describe impact melt rock samples collected proximal to the 31 km wide …

Paleosol evidence supporting the Younger Dryas Impact Hypothesis (YDIH) on the Viso
Massif of France and Italy is expanded by a Pt anomaly at all sites investigated …

Iceland records over 15 million years of complex volcanism resulting from the intersection of
a mid-ocean ridge and mantle plume upwelling. The Iceland mantle plume has been active …

Many have tagged the Younger Dryas Impact Hypothesis (YDIH), a supposition, lacking
convincing evidence in support. The core of criticism lies squarely on uniformitarianism, that …

A New Yorker Best Book of 2024 Paul Bierman's realization that Greenland's ice sheet
melted when Earth was no warmer than today sounds an alarm for our planet. In 2018 …

This article was written over a period of~ 19 months, during which time there have been
several developments in the YDIH. In the most significant development, the central group of …