Wednesday, October 24, 2018

Crater from asteroid that killed the dinosaurs reveals how broken rocks can flow like liquid

The same process that allows rock to flow like liquid during impact events allows 'peak rings' to form in large craters.

from Latest Science News -- ScienceDaily https://ift.tt/2yZZNnY
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Mountain lions changed everything in this tiny California preserve

A surprising ecological makeover unfolded when mountain lions began frequenting a small preserve south of San Francisco. Deer activity dropp...