Researchers detected carbon spherules in soil layers from before, during, and after the Younger Dryas, not only at the event's onset.
Sources
- Fungi, Feces Show Comet Didn't Kill Ice Age Mammals? (nationalgeographic.com)
- https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2010GL043345 (agupubs.onlinelibrary.wiley.com)
- https://news.agu.org/press-release/fossil-evidence-casts-doubt-on-younger-dryas-impact-theory/ (news.agu.org)
- https://www.sciencedirect.com/science/article/abs/pii/S0012825211000262 (sciencedirect.com)
- https://source.washu.edu/2010/09/impact-hypothesis-loses-its-sparkle/ (source.washu.edu)
More in Science
- NASA's Neil Gehrels Swift Observatory observed an 'orphan' black hole shredding a star far outside its galaxy's core, marking the first such event seen so far from a galaxy's center.
- For nearly the first half of Earth's history, the planet's air and oceans were essentially oxygen-free.
- 11 different participants independently suggested the name 'populi' during the online naming effort for the chiton.
- Some individual footprints from the Poland tetrapod tracksite were as wide as 10 inches (26 centimeters).
- Fossil preparation may be performed by scientists, students, collections personnel, or professional fossil preparators.
- As of current knowledge, no verified contact with extraterrestrial life has occurred.