All Things Space, UFOs, etc.New Evidence Says An Exploding Comet Wiped Out The Clovis Culture And Triggered The Younger Dryas Posted on October 20, 2025 by Administrator We don’t realize it, but Earth is subjected to a constant cosmic rain of material. The vast majority of it is tiny micrometeors that burn up in the atmosphere, up to 100 tons per day by some estimates. But sometimes, much larger objects strike Earth. The most notable is probably the Chicxulub impactor that wiped out the dinosaurs and left a massive crater, now buried.