Study: Ocean sediments support theory that comet impact triggered Younger Dryas cool-off

Analysis of ocean sediments has surfaced geochemical clues in line with the possibility that an encounter with a disintegrating comet 12,800 years ago in the Northern Hemisphere triggered rapid cooling…

Greenland Hiawatha Crater Robustly Dated to Late Paleocene

Guest “Missed it by that much” by David Middleton Following this, Kjaer et al. (2018) report the discovery of a large impact crater beneath Hiawatha Glacier in northwest Greenland. From…

Younger Dryas Impact Hypothesis Takes Another Self-Inflicted Gunshot Wound

Guest “Really?” by David Middleton H/T to my friend Brian Pratt…Introduction For starters, the author appears to totally fail to grasp the principle of uniformitarianism… Since its introduction in 2007,…

Younger Dryas Impact Hypothesis Takes Another Hit

Guest “whatever” by David Middleton Texas cave sediment upends meteorite explanation for global cooling7 hours agoBaylor University Texas researchers from the University of Houston, Baylor University and Texas A&M University…

New evidence that an extraterrestrial collision 12,800 years ago triggered an abrupt climate change for Earth

What kicked off the Earth’s rapid cooling 12,800 years ago?

Why the recently discovered Hiawatha Crater in Greenland is not the Younger Dryas impact.

Guest “geology lesson” by David Middleton Fire from the SkyResearchers find evidence of a cosmic impact that caused destruction of one of the world’s earliest human settlementsBy Sonia FernandezFriday, March…