Random Tusks

Younger Dryas Event in California

One of the most intense debates in the paleosciences in recent years has focused on the question of whether or not a cosmic impact (comet) approximately 12,900 years ago caused both the Younger Dryas climatic oscillation and the disappearance of Pleistocene megaauna in North America. Since it was frst advanced in print by Firestone et al. (2007), the Younger Dryas Boundary (YDB) impact…
Read more

Charles Appleton Day

2021 Tall el-Hammam study makes final Jeopardy! question